CH48368A
(en )
1910-10-01
Process for the production of autotypical negatives
AT46651B
(en )
1911-02-25
Process for the manufacture of tubes.
AT25350B
(en )
1906-08-10
Process for the production of autotypical negatives.
CH50097A
(en )
1911-04-17
Process for the production of alloys
AT41185B
(en )
1910-02-25
Process for the production of artificial marble.
CH50659A
(en )
1911-06-16
Process for the production of structural parts
CH49730A
(en )
1911-03-16
Process for manufacturing components
CH54601A
(en )
1912-06-01
Process for manufacturing components
CH47178A
(en )
1910-06-01
Process for the manufacture of surface coolers
CH54180A
(en )
1912-05-01
Process for the production of thin aluminum strips
CH51422A
(en )
1911-09-01
Process for the production of over-spun buttons
CH49431A
(en )
1911-02-01
Process for the production of asbestos filters
CH57546A
(en )
1913-01-16
Process for the production of size
CH48470A
(en )
1910-10-17
Process for the production of aluminum nitride
CH71053A
(en )
1915-11-16
Process for the production of art prints
CH43182A
(en )
1909-06-01
Process for the manufacture of filter crucibles
CH50026A
(en )
1911-04-17
Process for the production of connectors on pipes
CH54072A
(en )
1912-04-16
Process for the manufacture of pliable electrolyte iron
CH48576A
(en )
1910-11-01
Process for the production of cellulose solutions
CH49399A
(en )
1911-02-01
Process for the production of cellulose solutions
CH58823A
(en )
1913-04-01
Process for the production of metal layers
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH48716A
(en )
1910-11-16
Process for the production of rubber stamps
CH71052A
(en )
1915-11-16
Process for the production of blueprint templates
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps