CH248047A
(en )
1947-04-15
Process and device for shaping workpieces.
CH229755A
(en )
1943-11-15
Method and device for synchronizing alternating voltages.
US2398046A
(en )
1946-04-09
Indicating apparatus and method
CH256243A
(en )
1948-08-15
Method and apparatus for piercing objects.
CH241406A
(en )
1946-03-15
Method and apparatus for concentration.
CH280430A
(en )
1952-01-31
Method and device for cutting threads and bundles of threads.
AT164050B
(en )
1949-09-26
Method and device for winding rayon
CH242574A
(en )
1946-05-31
Method and device for dry spinning of synthetic fibers.
CH238668A
(en )
1945-08-15
Method and device for ripening viscose.
CH232782A
(en )
1944-06-15
Method and device for evaluating recording strips.
CH243748A
(en )
1946-07-31
Method and device for time modulation.
CH225880A
(en )
1943-02-28
Method and device for electro-inductive heating of metallic workpieces.
AT170818B
(en )
1952-03-25
Method and device for operating television systems
CH232143A
(en )
1944-05-15
Process for developing blueprints and apparatus for carrying out the process.
CH218892A
(en )
1942-01-15
Method and device for baking paints.
CH239964A
(en )
1945-11-30
Method and device for reproducing color transparencies.
CH225747A
(en )
1943-02-28
Method and device for burning cement.
FR886179A
(en )
1943-10-07
Demoulding method and device
CH241348A
(en )
1946-02-28
Method and device for dissolving cellulosic material.
CH231150A
(en )
1944-02-29
Process for obtaining toxiferin I and II.
CH234768A
(en )
1944-10-31
Method and device for ejecting hose heads.
CH292356A
(en )
1953-08-15
Method and device for spinning meltable plastics.
CH248275A
(en )
1947-04-30
Method and device for pre-grinding surfaces of optical prisms.
FR890629A
(en )
1944-02-14
Method and device for making vinegar
AT192379B
(en )
1957-10-10
Process for continuous coking and apparatus for carrying out the same