USD308853SExpiredUtility

Electric safety switch

Assignee: KRUPS STIFTUNGPriority: Sep 11, 1987Filed: Dec 17, 1987Granted: Jun 26, 1990
Est. expirySep 11, 2007(expired)· nominal 20-yr term from priority
Inventors:Rudolf Maass
38
PatentIndex Score
2
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an electric safety switch, as shown and described.

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