CH127438A
(en )
1928-09-01
Procedure for the representation of 1. 4-diamino-2-chloro-3-thiohydrin-anthraquinone.
CH205107A
(en )
1939-06-15
Method and device for the production of fiberglass.
AT104722B
(en )
1926-11-25
Process for the production of fertilizers.
AT89555B
(en )
1922-10-10
Method and device for producing tenons and slots on the band saw.
CH101173A
(en )
1923-09-01
Process for the production of primers.
CH122103A
(en )
1927-09-01
Device for transmitting vibrations.
AT102642B
(en )
1926-02-25
Method and device for the production of squibs.
CH173401A
(en )
1934-11-30
Method and device for producing filter plugs for cigarettes.
CH86058A
(en )
1920-08-02
Device on milling machines for the production of wave profiles.
CH100241A
(en )
1923-07-16
Device for the production of hollow bodies.
CH81594A
(en )
1919-06-16
Pan-like device for making Knöpfli
AT91047B
(en )
1923-01-25
Device for the production of Holztabgeweben u. like
AT89534B
(en )
1922-09-25
Method and device for the production of oak wood imitations.
AT105029B
(en )
1926-12-27
Method and device for the synthetic production of ammonia.
CH140788A
(en )
1930-06-30
Method and device for producing teeth on files, saws and other tools.
AT140710B
(en )
1935-02-25
Method and device for the production of cam sleepers.
AT108105B
(en )
1927-11-25
Process for the preparation of mixtures.
AT111009B
(en )
1928-10-25
Method and device for making collars.
AT91483B
(en )
1923-02-26
Device for producing belts.
DK32490C
(en )
1923-11-12
Air hose and method and form for making the same.
AT91101B
(en )
1923-02-10
Device for the production of photophonograms, in particular for the purposes of acoustic cinematography.
AT109157B
(en )
1928-03-26
Process for purifying gases.
AT108127B
(en )
1927-11-25
Device for the production of saturated solutions.
AT136666B
(en )
1934-02-26
Process for the manufacture of safety fuses.
CH138369A
(en )
1930-02-28
Process for the production of saw blades.