Invention Grant
- Patent Title: Yarn tension control device
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Application No.: US15239150Application Date: 1950-03-28
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Publication No.: US2597044APublication Date: 1952-05-20
- Inventor: JOHN WARWICK
- Applicant: SPECIALTIES DEV CORP
- Assignee: Specialties Dev Corp
- Current Assignee: Specialties Dev Corp
- Priority: US15239150 1950-03-28
- Main IPC: B65H59/22
- IPC: B65H59/22
Public/Granted literature
Information query
