CH48663A
(en )
1910-11-16
Device for producing the exact shape of transition plates for railway tracks
CH65639A
(en )
1914-07-01
Process for making sacks
CH64923A
(en )
1914-05-01
Method and device for the production of a preparation containing diatase
CH58220A
(en )
1913-03-01
Device for the production of punched tape for setting excluded lines of text
CH61444A
(en )
1913-09-16
Device for making impressions
CH58348A
(en )
1913-03-01
Method and apparatus for manufacturing pressed bodies
CH64488A
(en )
1914-04-01
Printed soap and method of making the same
CH63112A
(en )
1914-01-02
Method and device for the production of rennet liquid
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
CH53490A
(en )
1912-03-01
Method and device for the production of insulating pipes
CH66347A
(en )
1914-09-01
Flexible mounting plate for speaking machines and method of manufacturing the same
CH62913A
(en )
1914-01-02
Method and device for the production of signs, strips, etc.
CH50096A
(en )
1911-04-17
Process for the production of blocks consisting of a metal mass interspersed with a lubricating substance
CH63394A
(en )
1914-01-16
Method and device for the production of welded pipes
CH51440A
(en )
1911-09-01
Process for the production of cocoa powder
AT70422B
(en )
1915-11-10
Method and device for the production of hollow blocks on the extrusion press.
CH73661A
(en )
1916-11-01
Device for the production of concrete steps
CH62395A
(en )
1913-11-17
Alloy and method and apparatus for making the same
AT63631B
(en )
1914-02-25
Method and device for the production of glass rings.
CH63367A
(en )
1914-02-02
Method and device for preventing scale formation
CH65709A
(en )
1914-07-01
Heald and method of making the same
AT82964B
(en )
1921-02-25
Method and device for the production of hop extracts.
CH62084A
(en )
1913-11-01
Method and device for making macadam
CH64476A
(en )
1914-04-01
Process and device for the continuous production of hydrogen peroxide
CH71921A
(en )
1916-08-01
Method and device for the production of soap powder