CH45531A
(en )
1909-11-16
Holders for steels for mechanical processing of metals
CH50391A
(en )
1911-05-16
Holders for steels for processing metals
CH42077A
(en )
1908-12-16
Steel holder
CH45783A
(en )
1909-12-16
Plant for the production of casein
CH36816A
(en )
1907-03-15
Holders for pens and pens
CH43827A
(en )
1909-06-16
Process for regulating the degree of hardness of X-ray tubes
FR398659A
(en )
1909-06-11
Method of processing minerals
CH44063A
(en )
1909-07-01
Steel chip holders for cleaning purposes
CH40999A
(en )
1908-09-16
Process for the representation of tribromoindigo
CH41717A
(en )
1908-11-16
Process for the representation of tribromoindigo
CH45323A
(en )
1909-11-01
Process for the representation of tribromoindigo
CH47517A
(en )
1910-07-01
Process for the representation of tribromoindigo
CH48419A
(en )
1910-10-17
Process for the representation of tribromoindigo
CH43957A
(en )
1909-07-01
Process for reducing the carbon content of iron
CH34691A
(en )
1906-05-31
Holder for samples and sheets of all kinds
FR395917A
(en )
1909-03-23
Metal pickling process
CH44703A
(en )
1909-09-01
Process for the autogenous welding of metals
CH41803A
(en )
1908-12-01
Holder for turning and planing steels
CH42567A
(en )
1909-02-01
Process for reducing alumina
CH37146A
(en )
1907-04-30
Conical hearth for processing ores
FR391194A
(en )
1908-10-24
Apparatus for the electrolytic deposition of metals
CH36817A
(en )
1907-03-15
Holder for pens
AT52323B
(en )
1912-02-26
Purification of alkalis used to separate metals.
FR354589A
(en )
1905-10-09
Apparatus for concentration of ores
FR409821A
(en )
1910-05-02
Method of refloating sunken ships