Measuring – testing – or signalling instruments – Security or signal instrument or casing – Visual
Patent
1991-04-15
1992-12-15
Burke, Wallace R.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Visual
Patent
active
D03317188
REFERENCES:
patent: D196622 (1963-10-01), Zaudi
patent: D231909 (1974-06-01), Allington
patent: D306706 (1990-03-01), Hansel
patent: D315695 (1991-03-01), DeCaro
patent: 3075174 (1963-01-01), Orszulak
patent: 3279110 (1966-10-01), Zelicoff
patent: 3810091 (1974-05-01), Hoover
Burke Wallace R.
Gilden Leon
Jackson Marcus
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