Invention Grant
- Patent Title: Production of resist effects
- Patent Title (中): 抗蚀效果的制作
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Application No.: US24274538Application Date: 1938-11-28
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Publication No.: US2256809APublication Date: 1941-09-23
- Inventor: KERN JEAN G
- Applicant: NAT ANILINE & CHEM CO INC
- Assignee: Nat Aniline & Chem Co Inc
- Current Assignee: Nat Aniline & Chem Co Inc
- Priority: US24274538 1938-11-28
- Main IPC: D06P5/12
- IPC: D06P5/12
Information query
