USD457456SExpiredUtility

Gas detector

66
Assignee: CROWCON DETECTION INSTR LTDPriority: Jan 22, 2001Filed: Jul 20, 2001Granted: May 21, 2002
Est. expiryJan 22, 2021(expired)· nominal 20-yr term from priority
Inventors:Jan Holland
66
PatentIndex Score
20
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for the gas detector, as shown and described in the accompanying figures.

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