CH58861A
(en )
1913-04-01
Method and device for the production of glass bodies by excavation from the molten mass
CH53539A
(en )
1912-03-01
Method and device for the production of hollow bodies from molten quartz mass which are open at one end and closed at the other end
CH53534A
(en )
1912-03-01
Method and device for the production of stone slabs
CH61916A
(en )
1913-10-16
Process for the representation of erythrene
CH58673A
(en )
1913-03-17
Process for the preparation of erythrene from α-methyltrimethyleneimine
CH57344A
(en )
1913-01-02
Process for the production of gas and bubble-free metal blocks
CH51233A
(en )
1911-08-16
Method and device for the production of hollow glass bodies
CH54272A
(en )
1912-05-01
Device for the production of tubes from plastic mass
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
CH53116A
(en )
1912-02-01
Method and device for the production of bodies provided with helical surfaces
CH63367A
(en )
1914-02-02
Method and device for preventing scale formation
CH66324A
(en )
1914-09-01
Process for the preparation and production of aldol from acetaldehyde
CH69967A
(en )
1915-08-02
Method and device for the production of molded articles from fiber material
CH58674A
(en )
1913-03-17
Process for the representation of erythrene
CH59152A
(en )
1913-04-16
Process for the representation of erythrene
CH60242A
(en )
1913-07-01
Process for the representation of erythrene
CH74446A
(en )
1917-03-01
Process for the preparation of acetaldehyde from acetylene
CH62851A
(en )
1913-12-16
Process and device for the production of white lead
CH55941A
(en )
1912-09-16
Process and device for the production of explosive charges
CH53635A
(en )
1912-03-16
Method and device for the production of detonating tapes in one operation
CH61917A
(en )
1913-10-16
Process for the preparation of 1-dimethylamino-2-methylbutene-3 (ß-methylisocrotyldimethylamine)
AT63631B
(en )
1914-02-25
Method and device for the production of glass rings.
CH65736A
(en )
1914-07-01
Process for the preparation of acetperacid from acetaldehyde