CH208832A
(en )
1940-02-29
Braun tube.
DK51629C
(en )
1936-05-11
Electrical apparatus, in particular X-ray apparatus.
CH215764A
(en )
1941-07-15
Braun tube.
DK52011C
(en )
1936-08-17
Cathode ray apparatus and Cathode ray tube for use in the same.
CH215226A
(en )
1941-06-15
Braun tube.
ES2187Y
(en )
1934-05-01
Nut-breaking apparatus, pinions and the like.
DK47328C
(en )
1933-05-15
Stand for test tubes and the like.
ES2253Y
(en )
1935-02-01
Lactobulisotro geometric apparatus and analysis tube in general.
DK48631C
(en )
1934-04-16
Close to Cream Tubes and the like.
DK52108C
(en )
1936-09-07
Electron tubes and appliances in which such are used.
DK50303C
(en )
1935-06-03
Procedure and Apparatus for Television.
DK53579C
(en )
1937-09-13
Procedure and Apparatus for Television.
CH182817A
(en )
1936-02-29
Setup with cathode ray tube.
DK55083C
(en )
1938-08-15
Cathode ray tube and method of manufacturing a monitor for use in the same.
CH182842A
(en )
1936-02-29
Television procedure and order for its execution.
DK49229C
(en )
1934-09-03
Press device for Claddings and the like.
DK49286C
(en )
1934-09-17
Rinsing device for sockets and the like.
CH200860A
(en )
1938-10-31
Voltage transmission device in television amplifiers.
DK59728C
(en )
1942-05-04
Intensity controlled cathode ray tube, in particular for television purposes, and coupling with such a tube.
DK50261C
(en )
1935-05-20
Terminal tube coupling device with two or more grids placed between the cathode and the anode.
FR796652A
(en )
1936-04-11
Further training in thermionic tubes and the like
DK52138C
(en )
1936-09-14
Device by cathode ray tube for use in television.
DK51483C
(en )
1936-04-06
Apparatus for amplifying photocurrents and associated electric discharge tubes.
ES129323A1
(en )
1933-04-01
Multicopter apparatus.
DK53028C
(en )
1937-05-03
Disinfection and Preservation Procedure.