Allen D. Muirhead

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Rossendale, GB

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Patents Grantslast 30 patents

Information Patent Grant
Segmented optical system for an alarm system
- Patent number 4,617,463
- Issue date Oct 14, 1986
- Monicell Limited
- Allen D. Muirhead
- G08 - SIGNALLING
Information Patent Grant
Condensation prevention apparatus
- Patent number 4,605,852
- Issue date Aug 12, 1986
- Unicell Limited
- Allen D. Muirhead
- G12 - INSTRUMENT DETAILS