Measuring – testing – or signalling instruments – Security or signal instrument or casing – Visual
Patent
1990-06-28
1993-01-26
Lucas, Susan J.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Visual
Patent
active
D03327574
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patent: 3789402 (1974-01-01), Heywood et al.
patent: 3810170 (1974-05-01), Zinsmeister
patent: 4296460 (1981-10-01), Minoprio
patent: 4404974 (1983-09-01), Titus
patent: 4625732 (1986-12-01), Kasa et al.
Lighting, Jun. 1956, p. 47, Adjustable Floodlight.
Lighting & Lamps, Nov. 1952, p. 6, Aisle light.
Brown Donald
Thomas Frank W.
Hand Francis C.
Lucas Susan J.
Pulse Lite, Inc.
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