USD247920SExpiredUtility
Bowling pin core
Individually held — no corporate assignee on recordPriority: Sep 29, 1976Filed: Sep 29, 1976Granted: May 16, 1978
Est. expirySep 29, 1996(expired)· nominal 20-yr term from priority
Inventors:Robert H. Dykehouse
59
PatentIndex Score
8
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a bowling pin core, as shown and described.
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