USD417438SExpiredUtility

Quartz outer tube

78
Assignee: TOKYO ELECTRON LTDPriority: Jan 31, 1997Filed: Jul 24, 1997Granted: Dec 7, 1999
Est. expiryJan 31, 2017(expired)· nominal 20-yr term from priority
Inventors:Noriaki Matsushima
78
PatentIndex Score
22
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
I claim the ornamental design for a quartz outer tube, as shown and described.

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