Invention Grant
- Patent Title: Tamping-pick.
- Patent Title (中): TAMPING-PICK。
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Application No.: US189515Application Date: 1915-01-12
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Publication No.: US1192956APublication Date: 1916-08-01
- Inventor: TOLD ARNOLD HETHERINGTON
- Applicant: TOLD ARNOLD HETHERINGTON
- Assignee: Arnold Hetherington Told
- Current Assignee: Arnold Hetherington Told
- Priority: US189515 1915-01-12
Public/Granted literature
- US5454168A Bore sighting system and method Public/Granted day:1995-10-03
Information query
