CH64476A
(en )
1914-04-01
Process and device for the continuous production of hydrogen peroxide
CH63394A
(en )
1914-01-16
Method and device for the production of welded pipes
CH62851A
(en )
1913-12-16
Process and device for the production of white lead
CH63360A
(en )
1914-01-16
Process for the production of hydrogen peroxide
CH70719A
(en )
1915-10-16
Process for the manufacture of textile-like products
CH58635A
(en )
1913-03-17
Method and device for the production of silk and other fine fabrics
CH54274A
(en )
1912-05-17
Method and device for the production of mica sheets
CH74234A
(en )
1917-02-01
Process and device for the production of embossed imitations
CH62846A
(en )
1913-12-16
Apparatus for the production of hydrogen peroxide
CH50221A
(en )
1911-05-01
Process and device for the production of bonbonnières
CH62630A
(en )
1913-12-01
Process for the production of dies and male molds for the production of embossed metal sheets
CH53246A
(en )
1912-02-01
Process for the production of hydrogen peroxide
CH54859A
(en )
1912-07-01
Method and device for the production of mineral water
CH64923A
(en )
1914-05-01
Method and device for the production of a preparation containing diatase
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
CH63112A
(en )
1914-01-02
Method and device for the production of rennet liquid
CH67705A
(en )
1915-01-02
Process for the production of nitrogen
CH68919A
(en )
1915-05-01
Process for the production of nitrogen
CH64235A
(en )
1914-03-16
Process for the production of nitrogen
CH57533A
(en )
1913-01-16
Process for the production of hydrogen
CH57979A
(en )
1913-02-17
Process for the production of hydrogen
AT63631B
(en )
1914-02-25
Method and device for the production of glass rings.
CH57344A
(en )
1913-01-02
Process for the production of gas and bubble-free metal blocks
CH63359A
(en )
1914-01-16
Process for the preparation of hydrogen peroxide
AT82964B
(en )
1921-02-25
Method and device for the production of hop extracts.