FR926927A
(en )
1947-10-15
Grinding method and apparatus
FR922559A
(en )
1947-06-12
Refrigeration method and apparatus
CH258069A
(en )
1948-11-15
Method and device for processing rubber-like materials.
AT181279B
(en )
1955-03-10
Method and device for the indirect transfer of heat
AT168593B
(en )
1951-06-25
Method and device for the production of steel granulate
AT168671B
(en )
1951-07-10
Method and device for corrugating plates made of asbestos cement or the like.
CH243748A
(en )
1946-07-31
Method and device for time modulation.
CH257582A
(en )
1948-10-15
Method of making permanent waves and device for carrying out the method.
CH262415A
(en )
1949-06-30
Crystal rectifier and process for its manufacture.
CH261011A
(en )
1949-04-15
Device for the storage and display of shirts.
CH257737A
(en )
1948-10-31
Method and device for water softening.
AT182031B
(en )
1955-05-25
Method and device for cooling grinding rollers
FR911555A
(en )
1946-07-12
Manual brake and regulator for cycle
AT183538B
(en )
1955-10-25
Heat transfer system and method of heat transfer
CH246526A
(en )
1947-01-15
Method for fastening the blades of turbomachinery and device for carrying out the method.
ES172033A1
(en )
1946-02-01
PROCEDURE FOR THE OBTAINING AND PLACING OF FASTENERS
CH258966A
(en )
1948-12-31
Method and device for electroforming rectifier elements.
CH296127A
(en )
1954-01-31
Method of transferring heat and means of performing the method.
CH255827A
(en )
1948-07-15
Method and device for electroforming plate-shaped semiconductor elements.
ES171768A1
(en )
1946-01-16
PROCEDURE AND APPARATUS FOR TREATING MATERIALS
AT168182B
(en )
1951-04-25
Method and device for manufacturing radiators for hair curling devices
AT194425B
(en )
1958-01-10
Device for high-frequency heating of workpieces
CH260140A
(en )
1949-02-28
Process for the heat treatment of the surface of metal objects.
AT168108B
(en )
1951-04-25
Arrangement for heating overhead lines
ES173701A1
(en )
1946-07-01
IMPROVEMENTS IN APPARATUS AND METHODS FOR THE MANUFACTURE OF RECTIFIER ELEMENTS