Invention Grant
- Patent Title: Drying ointment
- Patent Title (中): 干燥软膏
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Application No.: US13271937Application Date: 1937-03-24
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Publication No.: US2184575APublication Date: 1939-12-26
- Inventor: REINHARD BEUTNER
- Applicant: PARKE DAVIS & CO
- Assignee: Parke Davis & Co
- Current Assignee: Parke Davis & Co
- Priority: DE2184575X 1933-08-21
- Main IPC: A61K47/34
- IPC: A61K47/34
Public/Granted literature
- US09330284B1 Broadcast refresh of RFID tag persistence Public/Granted day:2016-05-03
Information query
IPC分类:
