Invention Grant
- Patent Title: Solid acid material
- Patent Title (中): 固体酸性物质
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Application No.: US16503027Application Date: 1927-01-31
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Publication No.: US1686703APublication Date: 1928-10-09
- Inventor: LEO HERBERT T
- Applicant: LEO HERBERT T
- Assignee: Herbert T Leo
- Current Assignee: Herbert T Leo
- Priority: US16503027 1927-01-31
- Main IPC: A23L27/00
- IPC: A23L27/00
Public/Granted literature
- US11269333B2 Automatic drive assist apparatus Public/Granted day:2022-03-08
Information query
