Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Charles W Simpson filed Critical Charles W Simpson Priority to US483709A priority Critical patent/US2830389A/en Application granted granted Critical Publication of US2830389A publication Critical patent/US2830389A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US483709A Inventor Charles W Simpson Original Assignee Charles W Simpson Priority date (The priority date is an assumption and is not a legal conclusion. Google Patents Weed-cutting dredge suction pipeÄownload PDF Info Publication number US2830389A US2830389A US483709A US48370955A US2830389A US 2830389 A US2830389 A US 2830389A US 483709 A US483709 A US 483709A US 48370955 A US48370955 A US 48370955A US 2830389 A US2830389 A US 2830389A Authority US United States Prior art keywords cutting suction pipe shaft shearing weeds Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US2830389A - Weed-cutting dredge suction pipe US2830389A - Weed-cutting dredge suction pipe
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