Invention Grant
- Patent Title: Machine for making spirally-wound tubes.
- Patent Title (中): 制造螺旋管的机器。
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Application No.: US1909504915Application Date: 1909-06-28
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Publication No.: US1006976APublication Date: 1911-10-24
- Inventor: OSBORN FRANCIS C
- Applicant: SINGLE SERVICE PACKAGE CORP AM
- Assignee: Single Service Package Corp Am
- Current Assignee: Single Service Package Corp Am
- Priority: US1909504915 1909-06-28
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