Invention Grant
US3225754A Target throwing apparatus having automatically varied throwing angle
失效
具有自动变化的投掷角度的目标投掷装置
- Patent Title: Target throwing apparatus having automatically varied throwing angle
- Patent Title (中): 具有自动变化的投掷角度的目标投掷装置
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Application No.: US6179560Application Date: 1960-08-15
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Publication No.: US3225754APublication Date: 1965-12-28
- Inventor: CLARK FOSTER HARRY
- Applicant: OLIN MATHIESON
- Assignee: Olin Corp
- Current Assignee: Olin Corp
- Priority: US6179560 1960-08-15; US74157158 1958-06-12; US6179360 1960-08-15; US6179460 1960-08-15
- Main IPC: F41J9/30
- IPC: F41J9/30 ; F41J9/32
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