CH417687A
(en )
1966-07-31
Magnetic recording process
CH370164A
(en )
1963-06-30
Method of manufacturing a capacitor
FR1220262A
(en )
1960-05-24
Electrographic recording process
FR1319830A
(en )
1963-03-01
Magnetic transducer head and its manufacturing process
FR1260011A
(en )
1961-05-05
Magnetic recording process
FR1240765A
(en )
1960-09-09
Manufacturing process of recording discs
OA01352A
(en )
1969-02-15
A method of manufacturing zippers.
BE594707A
(en )
1961-03-02
Ring magnetic recorder head and method of manufacturing a ring magnetic recorder head.
FR1247786A
(en )
1960-10-24
Process for the production of acrolein and metacolein
FR1159994A
(en )
1958-07-04
Magnetic reading and recording head and its manufacturing process
FR1288757A
(en )
1962-03-30
High density uranium dioxide manufacturing process
BE582101A
(en )
1960-12-16
Method of manufacturing a 2.6.diketopiperazine.
FR1270818A
(en )
1961-09-01
Annular magnetic recorder head and method of manufacturing such a head
FR1226220A
(en )
1960-07-08
A method of making a magnetic core used as a memory element and a core made by this method
BE586759A
(en )
1960-07-20
Production of metallic uranium.
FR1293374A
(en )
1962-05-11
Magnetic recording head device and manufacturing method therefor
FR1236958A
(en )
1960-07-22
Method of manufacturing magnetic recordings
BE585535A
(en )
1960-06-10
A method of manufacturing tapes suitable for magnetic recording.
FR1199433A
(en )
1959-12-14
Method of reducing a ketone yohimbic alkaloid
FR1237418A
(en )
1960-07-29
Method of manufacturing a hairpiece and hairpiece thus obtained
BE585028A
(en )
1960-03-16
Magnetic recording process
BE594704A
(en )
1961-03-02
Method of manufacturing pole pieces of a magnetic head combined into a whole.
BE608508A
(en )
1962-03-26
Annular head for tape recorder and method for its manufacture
BE591950A
(en )
1960-12-16
A method of manufacturing an antibiotic and antibiotic thus obtained.
BE595945A
(en )
1961-04-12
A method of manufacturing objects intended for the recording and reproduction of magnetic recordings.