Invention Grant
- Patent Title: Boring implement
- Patent Title (中): 镗削工具
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Application No.: US11786449Application Date: 1949-09-26
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Publication No.: US2638802APublication Date: 1953-05-19
- Inventor: FROUSSARD ALBERT F
- Applicant: FROUSSARD ALBERT F
- Assignee: Albert F Froussard
- Current Assignee: Albert F Froussard
- Priority: US11786449 1949-09-26
- Main IPC: B23B41/06
- IPC: B23B41/06
Public/Granted literature
- US20080032964A1 Process for the synthesis of azetidinone Public/Granted day:2008-02-07
Information query
