CH319022A
(en )
1957-01-31
Permanent magnet and process for its manufacture
AT188510B
(en )
1957-01-25
Method and device for the production of shrinkable tubes
CH307121A
(en )
1955-05-15
Cathode and process for its manufacture.
CH293702A
(en )
1953-10-15
Ignition means and process for its manufacture.
AT175628B
(en )
1953-07-25
Incandescent lamp and process for making same
CH306186A
(en )
1955-03-31
Electric incandescent lamp and process for their manufacture.
CH304523A
(en )
1955-01-15
Dry rectifier and process for its manufacture.
FR1048550A
(en )
1953-12-22
Advanced lampholder
CH305876A
(en )
1955-03-15
Gas-filled electric incandescent lamp and process for their manufacture.
AT193589B
(en )
1957-11-25
Component and process for its manufacture
AT180997B
(en )
1955-02-10
Cathode and process for its manufacture
AT186155B
(en )
1956-07-10
Closure plug and process for its manufacture
AT184989B
(en )
1956-03-10
Phosphor and process for its manufacture
AT185224B
(en )
1956-04-10
Artificial casing and process for its manufacture
AT174442B
(en )
1953-03-25
Process for the desulphurization of gases
CH308666A
(en )
1955-07-31
Cathode and process for its manufacture.
AT176910B
(en )
1953-12-10
Standing and hanging lamp
AT173191B
(en )
1952-11-25
Phosphors and processes for their manufacture
AT174611B
(en )
1953-04-25
Porous bodies and process for their manufacture
AT179825B
(en )
1954-10-11
Test and trial lamp
AT171736B
(en )
1952-06-25
Detergent and process for its manufacture
AT181660B
(en )
1955-04-12
Process for the production of a gas-filled incandescent lamp
AT180387B
(en )
1954-12-10
Lightweight panel and process for its manufacture
AT173458B
(en )
1952-12-27
Process for the preparation of 3-pyridyl-carbinol
AT178481B
(en )
1954-05-10
Scythe and process for their manufacture