Pipe milling machine
Description
The broken lines depict portions of the pipe milling machine that form no part of the claimed design.
Claims
The ornamental design for a pipe milling machine, as shown and described.
Referenced Cited
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Patent History
Patent number: D777811
Type: Grant
Filed: Jan 16, 2015
Date of Patent: Jan 31, 2017
Inventor: Gerhard Winiger (Wald)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Brett Miller
Application Number: 29/514,773
Type: Grant
Filed: Jan 16, 2015
Date of Patent: Jan 31, 2017
Inventor: Gerhard Winiger (Wald)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Brett Miller
Application Number: 29/514,773
Classifications
Current U.S. Class:
Drilling (7) (D15/132)