CH75854A
(en )
1917-10-01
Process for the manufacture of electric radiators
CH72922A
(en )
1916-07-17
Process for the manufacture of electric radiators
CH75776A
(en )
1917-09-17
Process for the production of electrical insulating fittings
AT88396B
(en )
1922-05-10
Process for the production of iron-free hard alloys.
CH76592A
(en )
1918-01-16
Process for the production of fittings
CH78641A
(en )
1918-12-16
Process for making electric ovens
CH75534A
(en )
1917-08-01
Process for the production of etched figures
CH77112A
(en )
1918-03-01
Process for making shoes
CH76373A
(en )
1917-12-01
Process for the preparation of glycolyl-p-phenetidide
CH63502A
(en )
1914-02-02
Process for the manufacture of radiators
CH79491A
(en )
1918-12-02
Process for the production of copper oxide
AT80098B
(en )
1920-02-25
Process for the production of inorganically insulatedMethod for the production of inorganically insulated coils. en coils.
CH77440A
(en )
1918-04-16
Process for the production of insulating sleeves for transformers
CH75421A
(en )
1917-07-16
Electric radiator and process for its manufacture
CH76038A
(en )
1917-10-16
Process for the production of sodium amide
CH80239A
(en )
1919-02-17
Process for the production of ebonite
CH74900A
(en )
1917-05-01
Process for the manufacture of pneumatic jackets
AT88447B
(en )
1922-05-10
Process for the production of electrical insulating materials and the like.
CH79967A
(en )
1919-01-16
Process for the production of enamelled everyday objects
AT98925B
(en )
1924-12-27
Process for the manufacture of cartridge cases.
CH76711A
(en )
1918-05-16
Process for the production of wire drawing dies
CH76405A
(en )
1917-12-17
Process for the manufacture of refractory products
AT88401B
(en )
1922-05-10
Process for the production of zinc-lead paints.
CH80499A
(en )
1919-03-17
Electric radiator and process for its manufacture
CH77919A
(en )
1918-06-01
Process for the production of footwear running parts