USD352508SExpiredUtility

Drilling machine for railroad rail

28
Assignee: KK YAMAZAKI HAGURUMA SEISAKUSHOPriority: Jul 15, 1993Filed: Jul 15, 1993Granted: Nov 15, 1994
Est. expiryJul 15, 2013(expired)· nominal 20-yr term from priority
Inventors:Hirotoshi Noda
28
PatentIndex Score
2
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a drilling machine for railroad rail, as shown and described.

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