CH339643A
(en )
1959-07-15
Magnetic device and method of operating the same
CH327325A
(en )
1958-01-31
Dividing device for test pieces
CH333562A
(en )
1958-10-31
Procedure and arrangement for distance measurement
FR1088705A
(en )
1955-03-09
Bidistillation method and apparatus
AT181829B
(en )
1955-04-25
Process and device for the creation of new wells and the regeneration of existing wells
AT192337B
(en )
1957-10-10
Method and device for underground testing and sampling
CH300644A
(en )
1954-08-15
Method and device for material examination using high-energy X-rays.
AT186422B
(en )
1956-08-10
Method and device for geophysical investigations
AT188007B
(en )
1956-12-27
Method and device for the gasification of liquid hydrocarbons
CH354488A
(en )
1961-05-31
Method and device for photoelectric amplification
AT196141B
(en )
1958-02-25
Method and device for examining a borehole
CH336619A
(en )
1959-02-28
Method and device for testing threads
CH316720A
(en )
1956-10-31
Method and device for obtaining crystalline substances from solutions
AT186587B
(en )
1956-08-25
Method and device for the extraction of oriented drill cores
AT187863B
(en )
1956-12-10
Method and device for gassing liquids
FR1050958A
(en )
1954-01-12
Method and device for measuring the phase shift between two phenomena of the same frequency
AT182890B
(en )
1955-08-10
Device for soil investigation
AT172606B
(en )
1952-09-25
Method and device for determining and checking glasses
AT178368B
(en )
1954-05-10
Method and device for compacting earth fills
AT172592B
(en )
1952-09-25
Method and device for measuring interfacial tension
FR1065476A
(en )
1954-05-26
Filtering method and device
AT182641B
(en )
1955-07-25
Method and device for improving sausage mass
AT178046B
(en )
1954-03-25
Method and device for automatic image change
AT184535B
(en )
1956-01-25
Method and device for determining the course of boreholes
AT176551B
(en )
1953-11-10
Method and device for cleaning and filling liquefied gases