CH68939A
(en )
1915-05-01
Method and machine for making tar macadam roads
CH69603A
(en )
1915-07-01
Machine for making tunnels
CH62084A
(en )
1913-11-01
Method and device for making macadam
CH57305A
(en )
1913-01-02
Process and machine for the production of binding tar bitumen
CH53243A
(en )
1912-02-01
Method and machine for making cigars
CH58405A
(en )
1913-03-17
Method and machine for making cigarettes
CH57549A
(en )
1913-01-16
Firelighter and method and machine for making the same
CH56578A
(en )
1912-11-16
Shoe and method and machine for making the same
CH69005A
(en )
1915-05-17
Method and apparatus for producing blueprints
AT78652B
(en )
1919-10-10
Machine and method for the production of flat square paper sacks.
CH73537A
(en )
1917-04-02
Method and machine for treating tar for making tar macadam
CH65639A
(en )
1914-07-01
Process for making sacks
CH64479A
(en )
1914-04-01
Method and device for continuous tar distillation
CH69590A
(en )
1915-07-01
Round wire shoe hack and method and machine for making the same
AT91799B
(en )
1923-03-26
Method and machine for making precise screws.
AT77178B
(en )
1919-07-25
Method for making match outside shafts or the like and machine for making the same.
CH54686A
(en )
1912-06-01
Method for the representation of pinacon
CH55670A
(en )
1912-09-02
Method for the representation of pinacon
CH56841A
(en )
1912-11-16
Method for the representation of pinacon
CH51919A
(en )
1911-10-02
Apparatus for making incisions in chestnuts
CH55789A
(en )
1912-09-02
Method and machine for the production of rubber welding blades
CH68621A
(en )
1915-04-01
Machine for the production of hollow stones
CH63963A
(en )
1914-03-02
Process for the manufacture of cement articles and machine for practicing the same
CH73109A
(en )
1916-08-16
Method and machine for making bottles from pulp
CH53534A
(en )
1912-03-01
Method and device for the production of stone slabs