USD396234SExpiredUtility

Optical transmission equipment

69
Assignee: HITACHI LTDPriority: Feb 2, 1996Filed: Feb 13, 1996Granted: Jul 21, 1998
Est. expiryFeb 2, 2016(expired)· nominal 20-yr term from priority
Inventors:Tadahiro YamaguchiHiroaki NakashimaHiroshi KuwakiOsamu MatsubaraYoshihiro Yano
69
PatentIndex Score
16
Cited by
12
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for optical transmission equipment, as shown.

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