USD494142SExpiredUtility

Safety switching device

Assignee: PILZ GMBH & COPriority: May 10, 2001Filed: Nov 8, 2001Granted: Aug 10, 2004
Est. expiryMay 10, 2021(expired)· nominal 20-yr term from priority
Inventors:Klaus Schön
81
PatentIndex Score
26
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a safety switching device, as shown.

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