Invention Grant
- Patent Title: Seal structures
- Patent Title (中): 密封结构
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Application No.: US39115753Application Date: 1953-11-10
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Publication No.: US2861833APublication Date: 1958-11-25
- Inventor: HENRY NIERHAUS
- Applicant: STOFFEL SEALS CORP
- Assignee: Stoffel Seals Corp
- Current Assignee: Stoffel Seals Corp
- Priority: US39115753 1953-11-10; US16672150 1950-06-07
- Main IPC: G09F3/03
- IPC: G09F3/03
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