CH225539A
(en )
1943-02-15
Method and device for the production of synthetic fibers.
CH215366A
(en )
1941-06-30
Method and device for the production of fibers from glass, slag and other substances that are plastic when heated.
CH201230A
(en )
1938-11-30
Method and device for the production of glass threads.
CH207058A
(en )
1939-09-30
Process and device for the production of glass fibers.
CH205107A
(en )
1939-06-15
Method and device for the production of fiberglass.
CH210190A
(en )
1940-06-30
Method and device for the production of knitted goods.
CH203154A
(en )
1939-02-28
Process for the manufacture of mirrors.
CH208495A
(en )
1940-02-15
Process for the production of glass melts.
AT116570B
(en )
1930-02-25
Method and machine for producing bevels on glass and the like like
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.
CH218046A
(en )
1941-11-30
Method for hardening casein fibers.
CH152611A
(en )
1932-02-15
Process for the production of diazo preparations.
CH196026A
(en )
1938-02-28
Method and device for the production of digit rollers, drive wheels, etc.
CH212823A
(en )
1940-12-31
Method and device for manufacturing flycatchers.
AT103983B
(en )
1926-08-25
Method and device for the production of glass ribbons.
CH218870A
(en )
1942-01-15
Method and device for the production of fine hollow fibers.
CH214569A
(en )
1941-05-15
Method and device for producing fibers from glass or the like.
AT140710B
(en )
1935-02-25
Method and device for the production of cam sleepers.
AT126950B
(en )
1932-02-25
Process for the production of shredding machines or the like.
AT107033B
(en )
1927-08-10
Machine for the production of posters or the like.
AT111009B
(en )
1928-10-25
Method and device for making collars.
AT126970B
(en )
1932-02-25
Process for the production of laminated glass.
CH152812A
(en )
1932-02-29
Method and device for the production of cement.
CH145441A
(en )
1931-02-28
Process for the microbiological production of 2.3-butylene glycol.