USD397374SExpiredUtility
Trackball device for a video game
Est. expiryOct 16, 2017(expired)· nominal 20-yr term from priority
Inventors:Edward F. Brooks
39
PatentIndex Score
5
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10
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a trackball device for a video game, as shown and described.
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