Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Frequency of cyclic current or voltage
Patent
1978-10-04
1981-03-24
Strecker, Gerard R.
Electricity: measuring and testing
Measuring, testing, or sensing electricity, per se
Frequency of cyclic current or voltage
324133, G01R 3102, G01R 19155
Patent
active
042583136
ABSTRACT:
The invention described herein relates to small hand held tools for testing all types of household, commercial, and industrial type lamp circuits and more particularly for detecting and isolating lamp socket failures, for determining circuit polarity, and for determining the presence or absence of circuit voltage.
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Cheatham, Jr. Welford T.
Ryan, Sr. Franklin P.
Renz Jr. Eugene E.
Strecker Gerard R.
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