Invention Grant
- Patent Title: Spraying-nozzle.
- Patent Title (中): 喷雾喷嘴
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Application No.: US1903149827Application Date: 1903-03-27
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Publication No.: US733334APublication Date: 1903-07-07
- Inventor: SEAMAN DAVID J
- Applicant: SEAMAN DAVID J
- Assignee: David J Seaman
- Current Assignee: David J Seaman
- Priority: US1903145640 1903-03-02; US1903149827 1903-03-27
Information query
