USD301256SExpiredUtility

Track ball

54
Assignee: HAL LABORATORY INCPriority: Jan 24, 1986Filed: Mar 7, 1986Granted: May 23, 1989
Est. expiryJan 24, 2006(expired)· nominal 20-yr term from priority
Inventors:Satoru Iwata
54
PatentIndex Score
8
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a track ball, as shown and described.

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