USD362448SExpiredUtility

Open seam friction rock stabilizer

49
Assignee: INGERSOLL RAND COPriority: Apr 21, 1994Filed: Apr 21, 1994Granted: Sep 19, 1995
Est. expiryApr 21, 2014(expired)· nominal 20-yr term from priority
Inventors:Thomas J. Landsberg
49
PatentIndex Score
7
Cited by
12
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an open seam friction rock stabilizer, as shown and described.

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