Invention Grant
- Patent Title: Receptacle opener and spout
- Patent Title (中): 容器开口和喷嘴
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Application No.: US21229538Application Date: 1938-06-07
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Publication No.: US2158502APublication Date: 1939-05-16
- Inventor: HARRISON JOHN K M
- Applicant: HARRISON JOHN K M
- Assignee: John K M Harrison
- Current Assignee: John K M Harrison
- Priority: US21229538 1938-06-07
- Main IPC: B67B7/48
- IPC: B67B7/48
Information query
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