CH341274A
(en )
1959-09-30
Method and device for the production of flat glass
AT194444B
(en )
1958-01-10
Method and device for treating an elongated semiconductor crystal arrangement
CH314158A
(en )
1956-05-31
Method and device for treating hair
CH248047A
(en )
1947-04-15
Process and device for shaping workpieces.
CH269501A
(en )
1950-07-15
Process for the production of nitrogen oxide and device for carrying out the process.
CH248975A
(en )
1947-05-31
Process and device for disguising the individual calls in a multi-channel system.
CH260878A
(en )
1949-04-15
Method and device for producing stereoscopic drawings.
CH314156A
(en )
1956-05-31
Device for treating hair with liquids
CH259943A
(en )
1949-02-15
Method and arrangement for the production of dry rectifier elements.
AT168182B
(en )
1951-04-25
Method and device for manufacturing radiators for hair curling devices
CH434960A
(en )
1967-04-30
Method and device for the manufacture of blankets
AT172173B
(en )
1952-08-11
Method and device for the manufacture of footwear
AT168593B
(en )
1951-06-25
Method and device for the production of steel granulate
CH243748A
(en )
1946-07-31
Method and device for time modulation.
CH274602A
(en )
1951-04-15
Electrode for accumulator elements and method and device for producing the same.
CH257582A
(en )
1948-10-15
Method of making permanent waves and device for carrying out the method.
CH257737A
(en )
1948-10-31
Method and device for water softening.
CH262415A
(en )
1949-06-30
Crystal rectifier and process for its manufacture.
CH347267A
(en )
1960-06-30
Semiconductor device and method of manufacturing the same
CH251483A
(en )
1947-10-31
Wire screw chucks for screw connections and method of making the same.
AT167752B
(en )
1951-02-26
Method and device for the production of colored prints
AT193132B
(en )
1957-11-25
Method and device for manufacturing zip fasteners
CH261720A
(en )
1949-05-31
Rotor and method of making the same.
CH317643A
(en )
1956-11-30
Dry electrical element and method of making the same
AT189792B
(en )
1957-05-10
Methods and devices for the manufacture of hollow objects