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Bertenshaw; David R.
Chertsey, GB2
No. of patents:

Patent Number Title Of Patent Date Issued
4437169 Stage lighting control system March 13, 1984
A stage lighting control system having a main processor unit and a portable desk controller, wherein a local microprocessor is provided in the portable desk controller to scan the dimmer control contacts in the desk and to transmit changed state control data to the main processor as an

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