AT50371B
(en )
1911-10-25
Method and device for the production of metallic threads for electric light bulbs.
AT51005B
(en )
1911-11-25
Process for the manufacture of threads for electric metal filament lamps.
AT48770B
(en )
1911-06-26
Method and device for the production of hairpins and similar objects.
AT52743B
(en )
1912-03-26
Process for the production of metal threads for electric light bulbs.
AT30893B
(en )
1907-12-10
Process for the manufacture of coils for electrical purposes.
AT65094B
(en )
1914-06-10
Process for the production of metal wires from metal alloys for electric incandescent lamps.
AT26140B
(en )
1906-10-25
Process for the production of conductors for melting in electric incandescent lamps u. like
AT66942B
(en )
1914-11-10
Method and apparatus for manufacturing electric reflector incandescent lamp bulbs.
AT65983B
(en )
1914-08-10
Process for the production of luminous bodies for electric incandescent lamps from refractory metals.
AT33972B
(en )
1908-08-10
Process for the production of filaments for electric light bulbs.
AT36726B
(en )
1909-03-26
Process for the decarburization of raw metal filaments for electric incandescent lamps.
AT50121B
(en )
1911-10-10
Method and device for the production of incandescent mantles for invert gas incandescent light.
AT43904B
(en )
1910-09-10
Process for the production of various wide drive belts, belts and. Like. Made of asbestos fabric.
AT30054B
(en )
1907-09-25
Process for the production of permanent luminous and heating gas.
AT77749B
(en )
1919-08-25
Method and device for producing pipe bends, pipe bends, pipe coils and the like.
AT57412B
(en )
1913-01-25
Process for the production of hat stumps, Fessen and the like.
AT51097B
(en )
1911-12-11
Process for the manufacture of glasses.
AT33683B
(en )
1908-07-10
Process for the production of ductile tungsten metal or alloys thereof, in particular for electric filaments.
AT44295B
(en )
1910-10-10
Process for the production of zinc sulphide.
AT41801B
(en )
1910-04-11
Process for the production of insulating bodies.
AT56503B
(en )
1912-11-25
Apparatus for the manufacture of barrel jackets.
AT48769B
(en )
1911-06-26
Method and device for the production of sickles and the like. From facade steel.
AT76377B
(en )
1919-05-10
Method and device for the production of dried, crushed superphosphate
AT65033B
(en )
1914-05-25
Luminous body of electric light bulbs made from drawn wire and process for its manufacture.
AT38256B
(en )
1909-08-10
Process for the production of filaments for electric light from powdered tungsten metal.