Electrical switch

Equipment for production – distribution – or transformation of ene – Distribution – modification or control – Switch or casing therefor

Design Patent

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Design Patent

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D0440947

CLAIM:
The ornamental design for an electrical switch, as shown and described.

REFERENCES:
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patent: D. 297727 (1988-09-01), Saito
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patent: 5340953 (1994-08-01), Krebs et al.
patent: 5424516 (1995-06-01), Emmons
Sammons Preston catalog, p. 63; 1997.
Flaghouse catalog, p. 279; 1998.
Sammons Preston catalgo, p. 103; 1998.
Enabling Devices catalog, p. 5; undated.
Kaplan Companies catalog, p. 70; 1998.

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