CH207081A
(en )
1939-09-30
Process and device for the electrolytic oxidation of fine wires.
AT96151B
(en )
1924-02-25
Method and device for forming metal wires for electric incandescent lamps.
CH102410A
(en )
1923-12-01
Method and device for forming metal wires for electric incandescent lamps.
DK33743C
(en )
1924-10-06
Method and device for forming metal wires for electric incandescent lamps.
AT90912B
(en )
1923-01-25
Electric incandescent lamp and method and apparatus for making same.
AT98922B
(en )
1924-12-27
Method and device for applying the metal thread or wire to the thread support frame of electric incandescent lamps.
CH119558A
(en )
1927-04-01
Method and device for achieving favorable operating conditions with electrical single-fluid elements with diaphragm.
AT89850B
(en )
1922-10-25
Method and device for converting changes in light into changes in electrical current.
AT109528B
(en )
1928-05-10
Method and device for the high-gloss production of conductors (cables).
AT105019B
(en )
1926-12-27
Method and device for drawing rods and wires.
ES83665A1
(en )
1923-04-16
Procedure and apparatus for the formation of metallic filaments of electric incandescent lamps.
AT155585B
(en )
1939-02-25
Method and device for the production of coiled filaments for electric light bulbs
AT91427B
(en )
1923-02-26
Method and device for electrical welding.
AT99346B
(en )
1925-02-25
Method and apparatus for compressing, amalgamating and precipitating atmospheric moisture.
AT104695B
(en )
1926-11-10
Method and device for testing wire ropes.
AT94894B
(en )
1923-11-10
Lockable fuse for electrical lines.
CA225200A
(en )
1922-10-24
Trolley wire apparatus
FR609129A
(en )
1926-08-09
Method for circuiting connection tubes
CA229230A
(en )
1923-02-27
Wire chain soldering device
AT98976B
(en )
1925-01-10
Process for increasing the electrical conductivity of alloys.
AT98949B
(en )
1924-12-27
Method and device for cold rolling strips made of nickel-iron wire.
ES81998A2
(en )
1923-03-16
Improvements introduced in electric incandescent lamps.
ES81858A1
(en )
1922-11-16
Improvements introduced in electric incandescent lamps.
AT108204B
(en )
1927-12-10
Method and device for generating cold.
CA226484A
(en )
1922-11-21
Wire clip punch