GB2184958B
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1990-06-20
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EP0213923A3
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1988-07-20
Optical recording medium and method of recording
EP0189135A3
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1988-05-11
Recording method and device of optical recording medium recording method and device of optical recording medium
GB2171306B
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1989-10-18
Toothpaste and its method of manufacture
DE3573482D1
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1989-11-09
Vertical magnetic recording medium and process for preparation thereof
PH22862A
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1989-01-19
Novel quinoline derivatives and method of use thereof
EP0201255A3
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1987-08-26
Magnetic head and method of producing same
EP0509563A3
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1992-12-16
Magnetic recording and reproducing apparatus
EP0249216A3
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1988-11-23
Magnetic recording medium and method of manufacturing the same
EP0203826A3
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1988-07-06
Optical recording medium and method of recording thereon
GB2097699B
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1985-04-24
Magnetic recording medium and method of preparation thereof
EP0431564A3
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1991-08-07
Photographic-image-bearing recording member and method of its preparation
EP0224926A3
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1987-09-09
Recording apparatus and method
EP0195219A3
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1987-06-16
Quenched permanent magnetic material and method of preparing the magnetic material
GB2167597B
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1988-09-14
Magnetic transducer heads and methods of making such heads
EP0184034A3
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1988-05-04
Perpendicular magnetic recording medium and method of producing same
EP0204255A3
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1989-04-12
Optical recording disc and method of the production thereof
EP0282356A3
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1989-11-23
Magneto-optical recording medium and method
EP0422923A3
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1992-09-23
Magnetic head for magneto-optical recording and magneto-optical recording head
EP0210808A3
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1989-07-26
Recording disks and process
EP0192445A3
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1988-09-14
Recording methods and recording and/or reproducing apparatus
EP0219119A3
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1988-11-30
Thermal-head type recording device and recording method making use of the same
EP0223530A3
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1988-11-30
Method of recording on magnetooptical disc
EP0189905A3
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1986-10-22
Method of manufacturing recording discs
EP0243798A3
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1989-02-15
Magnetic recording medium and method of manufacturing the same