S. G. Brown Limited

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Watford, GB

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Patents Grantslast 30 patents

Information Patent Grant
Electric circuit device and pendulum unit incorporating such devices
- Patent number 4,224,573
- Issue date Sep 23, 1980
- S. G. Brown Limited
- David L. Brook
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Gyroscopic instruments
- Patent number 4,180,916
- Issue date Jan 1, 1980
- S. G. Brown Limited
- David L. Brook
- G01 - MEASURING TESTING