AT87518B
(en )
1922-03-10
Reinforced concrete hull and method of manufacturing the same.
CH101173A
(en )
1923-09-01
Process for the production of primers.
CH86573A
(en )
1920-09-01
Process for the production of gravure forms.
CH88567A
(en )
1921-03-01
Process for the production of trinitroresorzin.
CH86848A
(en )
1920-10-16
Process for the production of easily filterable viscose.
CH80792A
(en )
1919-04-01
Firestone and method of making the same
CH82936A
(en )
1919-11-01
Key and method of making the same
CH77319A
(en )
1918-08-16
Method and device for the manufacture of hulls from reinforced concrete
AT91489B
(en )
1923-02-26
Process for the production of wooden pencils.
CH97640A
(en )
1923-02-01
Primers and processes for their manufacture.
CH82004A
(en )
1919-08-16
Core model for the production of cement concrete pipes
CH144066A
(en )
1930-12-15
File and method of making the same.
CH97618A
(en )
1923-02-01
Flooring and process for its manufacture.
AT108105B
(en )
1927-11-25
Process for the preparation of mixtures.
CH78054A
(en )
1918-10-01
Reinforced concrete stairs and method of making the same
CH122398A
(en )
1927-09-16
Electrode and method of making the same.
CH80791A
(en )
1919-04-16
Structure and method of manufacturing the same
AT106741B
(en )
1927-06-25
Process for the production of tubes and similar hollow bodies by centrifugal casting.
CH100477A
(en )
1923-12-17
Process for the production of sodium nitrite.
AT87355B
(en )
1922-02-25
Process for the production of scythe workpieces.
CH82935A
(en )
1919-11-01
Device for the production of moldings
FR524457A
(en )
1921-09-03
Molded and reinforced bodies
AT108680B
(en )
1928-01-25
Process for the manufacture of handicrafts.
FR23150E
(en )
1921-10-04
Tug and hydrotank boat
CH117288A
(en )
1926-11-01
Process for the production of thin-walled watertight vessels from reinforced concrete.