USD456422SExpiredUtility

Vacuum pump rotor

25
Assignee: KASHIYAMA KOUGYOU INDUSTRY COPriority: Jun 16, 2000Filed: Dec 18, 2000Granted: Apr 30, 2002
Est. expiryJun 16, 2020(expired)· nominal 20-yr term from priority
Inventors:Matsumi Iwane
25
PatentIndex Score
0
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a vacuum pump rotor, as shown and described.

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