FR943663A
(en )
1949-03-15
Carburetor improvements
CH235865A
(en )
1944-12-31
Process for the preparation of an aminoarylcarbinol.
CH237894A
(en )
1945-05-31
Arrangement for generating an artificial television picture for test purposes.
AT170488B
(en )
1952-02-25
Device for making angular seams
CH252020A
(en )
1947-11-30
Process for the preparation of a p-amino-benzenesulfonamido-pyrimidine.
CH233700A
(en )
1944-08-15
Arrangement for the electromagnetic return of an organ.
CH294378A
(en )
1953-11-15
Procedure for workpiece and material testing using ultrasound.
FR893489A
(en )
1944-07-28
Verification instrument
CH242194A
(en )
1946-04-30
Device for surge voltage testing by means of a reproducible surge voltage generator.
CH218784A
(en )
1941-12-31
Arrangement for generating the synchronization pulses for television purposes.
ES156544A1
(en )
1943-04-01
PROCEDURE FOR OBTAINING FUELS
ES155872A1
(en )
1943-04-01
PROCEDURE FOR OBTAINING SUBSTRACTIVE POSITIVE FILMS IN VARIOUS COLORS
ES159654A1
(en )
1943-06-01
GAS PRODUCER APPARATUS
ES157375A1
(en )
1943-03-01
AN APPARATUS APPARATUS
CH242236A
(en )
1946-04-30
Tilt generator for generating sawtooth-shaped vibrations.
ES156455A1
(en )
1943-04-01
PROCEDURE FOR OBTAINING AN INCOMBUSIBLE VARNISH
CH239336A
(en )
1945-09-30
Process for the preparation of an azo dye.
CH242160A
(en )
1946-04-30
Process for the preparation of an azo dye.
ES159451A1
(en )
1943-03-01
AN APPARATUS FOR THE OBTAINING OF VINEGAR
CH240601A
(en )
1946-01-15
Device for the production of endless synthetic threads in uninterrupted operation.
CH296669A
(en )
1954-02-28
Process for the production of an acidic wool dye.
CA401968A
(en )
1942-01-06
Eye testing instrument
CA402345A
(en )
1942-01-20
Concentration testing apparatus
CA402346A
(en )
1942-01-20
Concentration testing apparatus
CH310705A
(en )
1955-10-31
Process for the preparation of an acidic dye of the anthraquinone series.