CH42842A
(en )
1909-03-01
Process for the production of seamless tramways
CH31757A
(en )
1905-08-31
Grid for making autotypes
CH44584A
(en )
1909-09-01
Process for the production of insulating pipes
CH45967A
(en )
1910-01-17
Process for the production of tetrabromocatechol bismuth
CH42735A
(en )
1909-02-16
Process for the production of weatherproof whitewash
CH45783A
(en )
1909-12-16
Plant for the production of casein
CH40993A
(en )
1908-09-01
Process for the production of camphor
CH42502A
(en )
1909-02-01
Braid for making hats
CH68760A
(en )
1915-04-16
Plasterboard
AT43577B
(en )
1910-08-10
Process for the preparation of β-naphtindoxyl.
AT57871B
(en )
1913-02-25
Process for the preparation of chlorotribomoindigo.
FR406303A
(en )
1910-01-27
Airship airship
CH45947A
(en )
1910-01-17
Process for the manufacture of rope belts
CH44653A
(en )
1909-09-01
Process for the production of hard alcohol
CH43474A
(en )
1909-05-17
Process for the production of aluminum nitride
CH44082A
(en )
1909-07-01
Device for the production of bunz embroidery
CH36369A
(en )
1906-12-31
Two-part mold for the manufacture of cement pipes
CH36717A
(en )
1907-02-15
Equipment for the production of coal powder
CH42976A
(en )
1909-03-16
Propeller
AT46647B
(en )
1911-02-25
Process for the production of cementitious binders.
CH46175A
(en )
1910-02-01
Process for the manufacture of footwear
CH45474A
(en )
1909-11-16
Method for the manufacture of woven hats
CH45901A
(en )
1910-01-03
Process for the production of ornamented stuff
CH40083A
(en )
1908-06-01
Insert for the production of tight pipe connections
CH40954A
(en )
1908-09-01
Insert for the production of tight pipe connections