USD242857SExpiredUtility
Tape recorder educational board
Individually held — no corporate assignee on recordPriority: Oct 15, 1974Filed: Oct 15, 1974Granted: Dec 28, 1976
Est. expiryOct 15, 1994(expired)· nominal 20-yr term from priority
Inventors:Jack N. Holcomb
35
PatentIndex Score
1
Cited by
1
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a tape recorder educational board, as shown.
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