CH59158A
(en )
1913-04-16
Process for preparing a developing dye
AT70927B
(en )
1916-01-10
Method for bracing construction pits.
CH69767A
(en )
1915-07-16
Process for preparing a developing dye
CH72856A
(en )
1916-07-17
Process for drawing thin-walled pipes
CH80539A
(en )
1919-03-17
Method for projecting cinema images, as well as shutter on cinomatograph projection apparatus for carrying out the method
CH75755A
(en )
1918-02-16
Method for dividing containers
CH73925A
(en )
1916-12-16
Method for determining the exposure time for photographic recordings
CH56096A
(en )
1912-10-01
Process for cleaning metal objects
CH64302A
(en )
1914-03-16
Method for sealing vessels
CH70005A
(en )
1915-08-16
Method for achieving good cooperation between gears
CH56782A
(en )
1912-11-16
Process for exposing colored additions contained in the surface of plastering
CH72044A
(en )
1916-03-16
Process for matting artificial straw
CH57322A
(en )
1913-01-02
Device on objects for moving at least a part thereof
CH66309A
(en )
1914-09-01
Method for replicating model hats
AT80144B
(en )
1920-02-25
Method and apparatus for de-oiling film. Method and apparatus for de-oiling film.
AT57817B
(en )
1913-02-25
Process for preparing printing plates.
FR440909A
(en )
1912-07-24
Process for photographing objects using a projected background
CH70625A
(en )
1915-10-01
Method of changing the charge of a diaphragm
CH55562A
(en )
1912-09-02
Process for lining cylindrical objects with soft metal
AT71198B
(en )
1916-02-25
Method for enlarging transport barrels.
CH70158A
(en )
1915-12-16
Process for the preparation of a new stain dye
CH70775A
(en )
1915-10-16
Process for cutting lines in sheet metal
CH74918A
(en )
1917-05-01
Method for moving wall covering tiles
CH66774A
(en )
1914-10-01
Process for cleaning metals
CH70444A
(en )
1915-09-16
Process for the preparation of a basic safranine dye