USD250754SExpiredUtility

Navigation plotter

42
Assignee: GRAY CHARLES CPriority: Jan 21, 1977Filed: Jan 21, 1977Granted: Jan 9, 1979
Est. expiryJan 21, 1997(expired)· nominal 20-yr term from priority
Inventors:Charles C. Gray
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PatentIndex Score
4
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a navigation plotter, as shown.

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