Measuring – testing – or signalling instruments – Security or signal instrument or casing – Element or attachment
Patent
1980-01-25
1982-10-26
Lucas, Susan J.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Element or attachment
D10109, D1006
Patent
active
D02666537
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American City & County, 11-1977, p. 98, "Safe-T-" Post.
Burge David A.
Lucas Susan J.
Park & Willow Crafts Corp.
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