USD309312SExpiredUtility
Caster arm for a mowing machine
Individually held — no corporate assignee on recordPriority: Dec 19, 1988Filed: Dec 19, 1988Granted: Jul 17, 1990
Est. expiryDec 19, 2008(expired)· nominal 20-yr term from priority
Inventors:Robert W. Hass
19
PatentIndex Score
3
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a caster arm for a mowing machine, as shown and described.
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