Invention Grant
- Patent Title: Apparatus for cleaning road surfaces
- Patent Title (中): 清洁路面的设备
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Application No.: US29546252Application Date: 1952-06-25
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Publication No.: US2684558APublication Date: 1954-07-27
- Inventor: THOMAS HARRIS , PLUMB CHARLES C
- Applicant: THOMAS HARRIS , PLUMB CHARLES C
- Assignee: Harris Thomas,Charles C Plumb
- Current Assignee: Harris Thomas,Charles C Plumb
- Priority: US29546252 1952-06-25
- Main IPC: B24C3/06
- IPC: B24C3/06 ; E01H1/08
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