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Who invented vacuum extractor
Who invented vacuum extractor









Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority claimed from US09/075,448 external-priority patent/US6074399A/en Priority claimed from US09/203,003 external-priority patent/US6059795A/en Application filed by Clinical Innovations LLC filed Critical Clinical Innovations LLC Priority to US09/365,658 priority Critical patent/US6355047B1/en Assigned to CLINICAL INNOVATIONS reassignment CLINICAL INNOVATIONS ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Original Assignee Clinical Innovations LLC Priority date (The priority date is an assumption and is not a legal conclusion.

who invented vacuum extractor

Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Cutler Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US09/365,658 Inventor William Dean Wallace Richard A.

WHO INVENTED VACUUM EXTRACTOR PDF

Google Patents Traction force sensing vacuum extractorĭownload PDF Info Publication number US6355047B1 US6355047B1 US09/365,658 US36565899A US6355047B1 US 6355047 B1 US6355047 B1 US 6355047B1 US 36565899 A US36565899 A US 36565899A US 6355047 B1 US6355047 B1 US 6355047B1 Authority US United States Prior art keywords vacuum force sensor cup compressible device vacuum cup Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US6355047B1 - Traction force sensing vacuum extractor

who invented vacuum extractor

US6355047B1 - Traction force sensing vacuum extractor









Who invented vacuum extractor