Invention Grant
- Patent Title: Rubber-ring-cutting machine
- Patent Title (中): 橡胶环切机
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Application No.: US17950227Application Date: 1927-03-30
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Publication No.: US1685127APublication Date: 1928-09-25
- Inventor: HAMMOND GUY L , MESSINGER JR LESTER H , WILLIAM NICHOLAS
- Applicant: BLACK ROCK MFG COMPANY
- Assignee: Black Rock Mfg Company
- Current Assignee: Black Rock Mfg Company
- Priority: US17950227 1927-03-30
- Main IPC: B26D3/16
- IPC: B26D3/16
Public/Granted literature
- US20230016366A1 DISPLAY APPARATUS INCLUDING A SHIELDING CONDUCTIVE LAYER Public/Granted day:2023-01-19
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