Equipment for production – distribution – or transformation of ene – Distribution – modification or control – Switch or casing therefor
Design Patent
2000-04-26
2002-02-19
Shooman, Ted (Department: 2912)
Equipment for production, distribution, or transformation of ene
Distribution, modification or control
Switch or casing therefor
Design Patent
active
D0453740
CLAIM:
The ornamental design for a pressure-wave switch, as shown and described.
REFERENCES:
patent: D46130 (1914-07-01), Klein
patent: D206122 (1966-11-01), Bradbury et al.
patent: D224114 (1972-07-01), Mueller et al.
patent: D280501 (1985-09-01), Walters
patent: D301868 (1989-06-01), Schwartz
patent: D313397 (1991-01-01), Willcox
patent: 5130503 (1992-07-01), Heiress
de Jager Godert
Lexer Christof
Bachman & LaPointe P.C.
Bircher AG
Shooman Ted
Sikder Selina
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