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United States of America Patent
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May 1, 1990
Grant Date -
N/A
app pub date -
May 14, 1992
filing date -
May 14, 1992
priority date (Note) -
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status (Latency Note)
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Abstract
A lighted level including a frame having parallel working surfaces and an inner connecting web having an aperture with a pair of notches for supporting a liquid-containing vial. The level includes a light emitting diode for illuminating the vial. The level is constructed for automatic drop-in assembly of each of the component parts, including a printed circuit board containing the lighting circuitry, without requiring wires, screws, pins, pegs or bolts.
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