CH54859A
(en )
1912-07-01
Method and device for the production of mineral water
AT57793B
(en )
1913-02-25
Method and device for the production of asbestos cement panels.
CH53490A
(en )
1912-03-01
Method and device for the production of insulating pipes
CH54274A
(en )
1912-05-17
Method and device for the production of mica sheets
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
CH59001A
(en )
1913-04-16
Method and device for the production of artificial railways
CH74229A
(en )
1917-02-01
Method and device for the production of soap powder
CH57596A
(en )
1913-01-16
Method and device for the production of rings with setting
CH47701A
(en )
1910-08-01
Insulating panel and method of making the same
CH71921A
(en )
1916-08-01
Method and device for the production of soap powder
CH63394A
(en )
1914-01-16
Method and device for the production of welded pipes
CH69126A
(en )
1915-05-17
Structure, as well as method and device for the production of the same
CH55941A
(en )
1912-09-16
Process and device for the production of explosive charges
CH72152A
(en )
1916-04-01
Method and device for the production of sand-lime bricks
AT82964B
(en )
1921-02-25
Method and device for the production of hop extracts.
CH58212A
(en )
1913-03-01
Oven and method of making the same
CH59359A
(en )
1913-05-02
Method and device for the production of glass vessels
CH52067A
(en )
1911-10-16
Fireplace hat and method of making the same
CH56522A
(en )
1912-11-01
Process for the production of artificial building blocks
CH47076A
(en )
1910-05-16
Stucco and method of making the same
CH53635A
(en )
1912-03-16
Method and device for the production of detonating tapes in one operation
CH68557A
(en )
1915-04-01
Method and device for the production of moment X-rays
CH50464A
(en )
1911-06-01
Hollow building block and method of making the same
CH55865A
(en )
1912-09-16
Process for the production of rollable plaster bases
CH55309A
(en )
1912-08-01
Method of building iron-reinforced walls