AT136660B
(en )
1934-02-26
Process for the production of artificial textile structures.
AT132051B
(en )
1933-02-25
Process for the production of security paper.
CH158174A
(en )
1932-11-15
Method and device for the production of road surfaces.
CH182727A
(en )
1936-02-29
Process and device for the production of low-boiling hydrocarbons.
CH152611A
(en )
1932-02-15
Process for the production of diazo preparations.
AT132042B
(en )
1933-02-25
Process for the production of aromatic hydrocarbons unsaturated in the side chain.
CH160166A
(en )
1933-02-28
Process for the production of benzene hydrocarbons.
CH152836A
(en )
1932-02-29
Process for the production of rayon.
CH152812A
(en )
1932-02-29
Method and device for the production of cement.
CH160178A
(en )
1933-02-28
Process for the production of security paper.
CH144066A
(en )
1930-12-15
File and method of making the same.
AT136672B
(en )
1934-02-26
Process for the production of resistance bodies.
AT134284B
(en )
1933-07-25
Process for the production of asphalt, tar u. Like dispersions.
CH153038A
(en )
1932-02-29
Process for the preparation of 1-phenyl-2-benzylmethyl-aminopropanol-1.
AT121847B
(en )
1931-03-10
Method and device for the production of knotted carpets.
AT126950B
(en )
1932-02-25
Process for the production of shredding machines or the like.
AT132016B
(en )
1933-02-25
Process for the production of bichromates.
AT140710B
(en )
1935-02-25
Method and device for the production of cam sleepers.
AT130635B
(en )
1932-12-10
Process for the production of emulsions.
AT132015B
(en )
1933-02-25
Process for the production of chromates.
CH152993A
(en )
1932-02-29
Method and device for the continuous production of ice.
AT103983B
(en )
1926-08-25
Method and device for the production of glass ribbons.
AT136623B
(en )
1934-02-26
Process for the production of photocells.
AT121586B
(en )
1931-02-25
Device for the production of steel engraving with breakthrough.
CH152813A
(en )
1932-02-29
Process for the production of shaped calcium oxide.