USD246375SExpiredUtility

Sewage tank

38
Assignee: HELLQVIST AKE OSKAR VILHELMPriority: Jan 30, 1976Filed: Jan 30, 1976Granted: Nov 15, 1977
Est. expiryJan 30, 1996(expired)· nominal 20-yr term from priority
Inventors:Ake O. V. Hellqvist
38
PatentIndex Score
3
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a sewage tank.

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