Invention Grant
- Patent Title: Air compressor system
- Patent Title (中): 空压机系统
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Application No.: US18770438Application Date: 1938-01-29
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Publication No.: US2280845APublication Date: 1942-04-28
- Inventor: PARKER HUMPHREY F
- Applicant: PARKER HUMPHREY F
- Assignee: Humphrey F Parker
- Current Assignee: Humphrey F Parker
- Priority: US18770438 1938-01-29
- Main IPC: F04B39/06
- IPC: F04B39/06 ; F04D29/58
Public/Granted literature
- US20240402497A1 Smart Eyewear Vision Correction and Adjustment Method and System Public/Granted day:2024-12-05
Information query
