USD242602SExpiredUtility

Halogen gas leak detector

66
Individually held — no corporate assignee on recordPriority: Mar 10, 1975Filed: Mar 10, 1975Granted: Dec 7, 1976
Est. expiryMar 10, 1995(expired)· nominal 20-yr term from priority
Inventors:Charles A. MelvinJohn F. Kain
66
PatentIndex Score
10
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a halogen gas leak detector, as shown.

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