Radiant energy – Invisible radiant energy responsive electric signalling
Patent
1979-05-31
1981-08-25
Willis, Davis L.
Radiant energy
Invisible radiant energy responsive electric signalling
250252, 250380, 250435, G01T 100, G01T 118
Patent
active
042861551
ABSTRACT:
A radioactive gas monitor that is adapted to measure total airborne radiation activity over an extended period of time and provide a readout in units that can be directly correlated to the maximum permissible exposure standards established by the federal government. The instrument also includes automatic background count rate subtraction, as well as means for measuring the actual background radiation level and adjusting the subtracted count rate accordingly.
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Victoreen Incorporated
Willis Davis L.
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