Invention Grant
- Patent Title: Coated abrasive suitable for use as a lapping material.
- Patent Title (中): 适用于研磨材料的涂层磨料。
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Application No.: US2732987Application Date: 1987-03-18
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Publication No.: US4773920B1Publication Date: 1995-05-02
- Inventor: CHASMAN JONATHAN N , HEGEL RAMON F , KENDALL PHILIP E , POSTMA NATHAN B , SPENCER DOUGLAS S
- Applicant: MINNESOTA MINING & MFG
- Priority: US2732987 1987-03-18; US80900385 1985-12-16
- Main IPC: B24D3/00
- IPC: B24D3/00 ; B24D3/28 ; B24D11/00 ; C08J5/14
Information query
