GB511444A
(en )
1939-08-18
Improvements in or relating to cathode ray tubes
AU106871B2
(en )
1939-03-23
Improvements in or relating to electron multiplier tubes
AU95038A
(en )
1939-03-23
Improvements in or relating to electron multiplier tubes
AU109225B2
(en )
1939-12-07
Improvements in or relating to electron multiplier discharge tubes
AU110964B2
(en )
1940-07-18
Improvements in or relating to electron multiplier tubes
AU107859B2
(en )
1939-07-13
Improvement in electron multiplier tubes
AU531438A
(en )
1939-12-07
Improvements in or relating to electron multiplier discharge tubes
AU193739A
(en )
1940-07-18
Improvements in or relating to electron multiplier tubes
AU108936B2
(en )
1939-11-09
Improvement in electron multiplier tube
AU108179B2
(en )
1939-08-17
Improvements in or relating to electron multipliers
AU109436B2
(en )
Improvements in or relating to electron multipliers
AU278638A
(en )
1939-07-13
Improvement in electron multiplier tubes
AU108793B2
(en )
1939-10-26
Improvements in or relating to electron discharge tubes
AU109408B2
(en )
Improvements in or relating to electron discharge tubes
AU107179B2
(en )
Improvements in or relating to electron discharge tubes
AU106899B2
(en )
1939-03-23
Improvements in or relating to electron discharge tubes
AU106485B2
(en )
1939-02-09
Improvements in or relating to electron discharge tubes
AU108020B2
(en )
1939-07-27
Improvements in or relating to electron discharge tubes
AU108195B2
(en )
1939-08-17
Improvements in or relating to electron discharge tubes
AU108322B2
(en )
1939-08-31
Improvements in or relating to electron discharge tubes
AU471838A
(en )
1939-11-09
Improvement in electron multiplier tube
AU330738A
(en )
1939-08-17
Improvements in or relating to electron multipliers
AU109057B2
(en )
1939-11-23
Improvements in or relating to grid-controlled electron multiplier tubes
AU107634B2
(en )
Improvements in or relating to cathode ray tubes
AU109363B2
(en )
1939-12-02
Improvements in or relating to cathode ray tubes