Measuring – testing – or signalling instruments – Security or signal instrument or casing – Element or attachment
Patent
1976-03-02
1977-08-30
Mercer, Susie J.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Element or attachment
D1005
Patent
active
D02455889
REFERENCES:
patent: 3105229 (1963-09-01), Sturm
patent: 3345875 (1967-10-01), Lindberg
patent: 3551908 (1970-12-01), Landon
Mercer Susie J.
Rose Howard L.
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