CH276746A
(en )
1951-07-31
Measuring instrument for determining the deviation of a dimension of a workpiece from the corresponding dimension of a standard piece.
CH226802A
(en )
1943-04-30
Device with a discharge tube for generating and amplifying ultrashort waves.
CH219692A
(en )
1942-02-28
Device for generating changes in length of a route, in particular for measuring and calibration purposes.
CH226801A
(en )
1943-04-30
Test transmitter for testing shortwave receivers.
FR893489A
(en )
1944-07-28
Verification instrument
CH215505A
(en )
1941-06-30
Method and device for examining objects using neutrons and X-rays.
CH218225A
(en )
1941-11-30
Device for parallel guidance of dental or dental technology tools.
FR875477A
(en )
1942-09-23
Measuring instrument for bores and threads
CH222283A
(en )
1942-07-15
Method and device for determining the abrasion resistance of individual fibers.
CH224077A
(en )
1942-10-31
Device for generating a high-frequency alternating voltage for measuring purposes.
CH257594A
(en )
1948-10-15
Device for generating a sequence of time-modulated pulses.
CH216813A
(en )
1941-09-15
Device for measuring the ion concentration.
CH225814A
(en )
1943-02-28
Method for marking calibration points.
CH231150A
(en )
1944-02-29
Process for obtaining toxiferin I and II.
CH217737A
(en )
1941-11-15
Method and device for determining the average useful stack length of a fiber material.
FR933587A
(en )
1948-04-26
Taper bore measuring device
CH203174A
(en )
1939-02-28
Process and device for registering measured quantities.
FR875225A
(en )
1942-09-11
Frequency measuring device
CH261626A
(en )
1949-05-31
Device for continuous buttering.
CH228558A
(en )
1943-08-31
Device for converting a frequency-modulated oscillation into an amplitude-modulated oscillation.
CH221618A
(en )
1942-06-15
Method and device for combining pieces of film.
DK63028C
(en )
1944-12-18
Measuring instrument of the micrometer type.
AT140133B
(en )
1935-01-10
Device for accurately measuring or comparing impedances.
CH242866A
(en )
1946-06-15
Device for measuring large diameters of bodies of revolution.
CH225249A
(en )
1943-01-15
Method and device for carrying out nuclear reactions.