CH86573A
(en )
1920-09-01
Process for the production of gravure forms.
CH101173A
(en )
1923-09-01
Process for the production of primers.
CH82104A
(en )
1919-09-01
Process for the production of oak imitations
AT108103B
(en )
1927-11-25
Process for the production of moldings from metals.
CH88567A
(en )
1921-03-01
Process for the production of trinitroresorzin.
CH86848A
(en )
1920-10-16
Process for the production of easily filterable viscose.
CH81893A
(en )
1919-08-01
Method of making embroidery
AT91489B
(en )
1923-02-26
Process for the production of wooden pencils.
AT87355B
(en )
1922-02-25
Process for the production of scythe workpieces.
AT89534B
(en )
1922-09-25
Method and device for the production of oak wood imitations.
CH82062A
(en )
1919-08-16
Process for the production of leather substitutes
CH76586A
(en )
1918-01-16
Process for the production of cork boards
AT107001B
(en )
1927-08-10
Process for the production of detonators.
CH82935A
(en )
1919-11-01
Device for the production of moldings
CH100477A
(en )
1923-12-17
Process for the production of sodium nitrite.
CH103654A
(en )
1924-03-01
Process for the production of ignition charges.
AT88400B
(en )
1922-05-10
Process for the production of chlorosulfonic acid.
AT105031B
(en )
1926-12-27
Process for the production of viscose.
AT98669B
(en )
1924-12-10
Process for the production of soluble synthetic resin gels or synthetic resin solutions.
AT108894B
(en )
1928-02-10
Process for the production of butyric acid.
AT98144B
(en )
1924-10-10
Process for the production of piston rings.
AT90734B
(en )
1923-01-10
Process for the production of writing boards with enamel coating.
AT91484B
(en )
1923-02-26
Process for the production of glass tubes with several parallel channels.
AT96150B
(en )
1924-02-25
Process for the production of writing boards.
AT102559B
(en )
1926-02-25
Process for the production of stoneware-like goods.