DK88232C
(en )
1959-11-30
Process for making paper.
DK85318C
(en )
1958-03-31
Method for making magnetic recordings.
AT189500B
(en )
1957-04-10
Cinema recorder
DK80992C
(en )
1956-05-22
Method for making gratings.
CH351645A
(en )
1961-01-31
Modulation method
DK101966C
(en )
1965-06-21
Method for purifying chlortetracycline.
DK92711C
(en )
1962-02-05
Method for making multiple magnetic heads.
DK90113C
(en )
1960-12-05
Method for manufacturing filter cores.
FR1116213A
(en )
1956-05-04
Advanced automatic phonographs
FR1163232A
(en )
1958-09-23
Construction method for magnetic circuit
DK93663C
(en )
1962-06-12
Method for making school locks.
DK85062C
(en )
1958-02-17
Method for making casings, preferably for gramophone records.
FR1232114A
(en )
1960-10-05
Magnetic recorder
DK84444C
(en )
1958-02-24
Procedure for making briquettes.
DK81320C
(en )
1956-10-15
Method and machine for making dowels.
DK81707C
(en )
1957-02-11
Method for isolating reductic acid.
DK83829C
(en )
1957-11-11
Method for mixing suspensions.
DK84699C
(en )
1958-04-08
Method for testing the abrasion resistance of a casting.
DK87905C
(en )
1959-09-28
Method for coating cores.
DK97535C
(en )
1963-12-09
Method for cooling used mold sand.
DK99879C
(en )
1964-09-28
Method for making thermocopies.
DK106346C
(en )
1967-01-23
Method for making an anisotropic permanent magnet.
CH325492A
(en )
1957-11-15
Reproduction process
DK90654C
(en )
1961-03-27
Method for manufacturing electric ignition coils.
DK83589C
(en )
1957-10-07
Method for purifying lactic acid.