USD400542SExpiredUtility
Stretch frame twin engine riding trowel
Est. expiryDec 26, 2016(expired)· nominal 20-yr term from priority
Inventors:J. Dewayne Allen
59
PatentIndex Score
10
Cited by
9
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a stretch frame twin engine riding trowel, as shown and described.
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