USD282768SExpiredUtility

Sprinkler drive arm

48
Assignee: RAIN BIRD SPRINKLER MFGPriority: Jul 19, 1983Filed: Jul 19, 1983Granted: Feb 25, 1986
Est. expiryJul 19, 2003(expired)· nominal 20-yr term from priority
Inventors:Hans D. ChristenDavid Eugene Robertson
48
PatentIndex Score
4
Cited by
18
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a sprinkler drive arm, substantially as shown and described.

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