Lyn Holt

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Maidenhead, GB

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Patents Grantslast 30 patents

Information Patent Grant
Device sensitive to pressure waves
- Patent number 4,461,179
- Issue date Jul 24, 1984
- EMI Limited
- Lyn Holt
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Disc records having surface markings
- Patent number 4,277,071
- Issue date Jul 7, 1981
- E M I Limited
- David E. Birt
- G11 - INFORMATION STORAGE
Information Patent Grant
Modulated groove records with a thick metal layer and method for ma...
- Patent number 4,148,067
- Issue date Apr 3, 1979
- E M I Limited
- Lyn Holt
- G11 - INFORMATION STORAGE