Case | Patent no | Subject | Co Author, if any |
1 | 296827 | | |
2 | 321682 | | |
3 | 356111 | Valve Circuits | |
4 | 355705 | Frequency Measurements | |
5 | 344936 | Amplifiers | Sandeman 11-5-1 |
6 | 356210 | Valve Amplifiers | |
7 | 360891 | Valve Circuits | |
8 | 401728 | Wireless Signalling | |
9 | no record | | |
10 | no record | | |
11 | no record | | |
12 | 480548 | Wireless Signalling | Buizau & Gray 31-1-13 |
13 | no record | | Olavier 31-1-13 |
14 | no record | | Combined with 15 |
15 | 511222 | Transmission Systems | |
16 | 520488 | Phase Changing | |
17 | 509820 | Repeating Systems | Deloraine. 9/17. |
18 | 522799 | Automatic Volume Control | |
19 | no record | | |
20 | 535860 | Signalling systems with no background noise. | |
21 | 54023 | Electrical signalling systems. | C.W.Earp 21-19 |
22 | 582187 | Electromagnetic systems for
detecting moving bodies. | |
23 | 656152 | Pulse signalling system. | |
24 | 610774 | Reduction of crosstalk in
multiplex pulse systems. | P.K.Chatterjea 84-24 |
25 | 639827 | Gas discharge tube with ionisation. | |
26 | Appl. 22141 | Gas discharge tube with ionisation, coupling, etc. | |
27 | Appl.29542 | Reduction of de-ionisation time of multi-gap gaseous
discharge tube by reverse potential. | |
28 | Appl.29543 | Reduction of de-ionisation time of multi-gap gaseous
discharge tube by special atmosphere. | |
29 | 665817 | Switching from last to first gap of multi-gap
gaseous discharge tube for continuous operation. | |
30 | 665818 | Use of multi-gap gaseous k discharge tube as frequency
divider or counter. | |
31 | 666394 | Use of multi-gap gaseous
discharge tube as register
and delay device. | |
32 | 665819 | Distribution device for
instance in time displaced
multiplex switching systems. | |
33 | 642146 | Multi-function time division circuits. | E.D.Phinney - 3 - 33 |
34 | 639839 | Pulse train generating tube. | |
35 | 665982 | Multi-gap tube with individual
extinguishing gaps. | |
36 | 639841 | Tube with helical cathode to replace corrugated cathode. | |
37 | Appl.14872 | Double gap sequence ionisation
coupling tube. | |
38 | | Gas-filled tube embodiments
of Chatterjea-Reeves 84-24. | |
39 | Appl.4310 | Cold cathode tubes. | C.H.Hough |
40 | Appl.24199 | Gas tube sub-set circuit. | E.M.Deloraine 69 |
41 | Appl.24200 | Gas discharge tube used in
line finder of sub-set. | E.M.Deloraine 70 |
42 | 648541 | Gas tube microphone and
delay device. | E.M.Deloraine 71 |
43 | Appl.7722 | High pressure gas discharge
tube. | |
44 | 660253 | Pulse modulator using
ionisation spread. | |
45 | Appl.7724/47 | Cold cathode tube with
inclined discharge surface. | |
46 | 650032 | Pulse demodulating and short
period storing. | |
47 | 659805 | Squeg tab for sequence
discharge tube. | |
48 | Appl.12086/47 | Priming gap in sequence
discharge tubes. | |
49 | Appl.12086/47 | Controlled level pulse
modulator. | |
509 | Appl.12088/47 | Auto level control of
pulse modulator in sub set. | |
51 | Appl.12089/47 | Lavite ionisation
delay tube. | |
52 | Appl.12090/47 | Circuit with two squeg tabs for different time
constants. | |
53 | Appl.12091/47 | Rectifier stabilizing circuit for counter discharge tubes. | |
54 | Appl.19614/47 | Ionisation spread along
smooth wires. | |
55 | 677984 | Electronic line finder & switching system using gas discharge tubes. | |
56 | 677985 | Electronic counter using gas
tube without maintaining battery. | |
57 | Appl.19617/47 | Multi level information
storage discharge tube. | |
58 | 665822 | Electronic register storing.
nature and number of impulses. | |
59 | 669534 | Dropped Pulse gating circuit. | |
60 | Appl.14873/47 | Pulse demodulator circuit. | |
61 | 665820 | Electronic counter circuit with two element discharge tube. | |
62 | Appl.14875/47 | Demodulation of variable frequency pulses. | |
63 | 659806 | Pulse modulator using cold cathode tubes. | |
64 | 659809? | Use of gas filled tube as linear amplifier. | |
65 | 659808 | Pulse repeater. | |
66 | 659809? | Pulse modulator and demodulator. | |
67 | 642330 | Pulse step modulation applied to reduction in signal frequency baud. | |
68 | 680702 | Electronic switching modulation. | E. M. Deloraine 72 |
69 | 650890 | A Double bank sequence
discharge tube. | |
70 | no record | ? | |
71 | Appl.12090/48 | Cold cathode modulator
tube. | |
72 | 656692 | Transistor trigger circuits. | |
73 | 654909 | Delay circuits employing Germanium crystals. | |
74 | 683558 | Stabilization of crystal triodes. | |
75 | 706514 | Germanium diode with negative resistance in the conducting
direction. | |
76 | 706515 | Positive gap diode as a multi point counter. | |
77 | 706516 | Positive gap diodes applied to VSW receivers. | |
78 | Appl.29097/51 | Positive gap germanium rectifiers for microwaves. | |
79 | 882168 | Optical gating by pairs of negative impedance photoconductive devices | |
I.S. | 1243 | Counting circuits. | E.D. Phinney. 12/50 |
80 | 3250/63 | Digital companding coder. | D.R.Barber 8 |
81 | 20842/63 | Equilibrium coder. | |
82 | 37714/63 | P.C.M. decoder. | K. W.Cattermole 25 R.Kitajewski 2 |