Invention Grant
- Patent Title: Method of making insoles
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Application No.: US18148550Application Date: 1950-08-25
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Publication No.: US2587446APublication Date: 1952-02-26
- Inventor: PETER DROUKAS
- Applicant: PETER DROUKAS
- Assignee: Droukas Peter
- Current Assignee: Droukas Peter
- Priority: US18148550 1950-08-25
- Main IPC: A43B17/00
- IPC: A43B17/00
Public/Granted literature
- US20240222836A1 WAVEGUIDE AND ELECTROMAGNETIC SPECTROMETER Public/Granted day:2024-07-04
Information query
