1/17/2024 0 Comments Plumb bob gammon reelG01C- MEASURING DISTANCES, LEVELS OR BEARINGS SURVEYING NAVIGATION GYROSCOPIC INSTRUMENTS PHOTOGRAMMETRY OR VIDEOGRAMMETRY.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 US08/056,832 external-priority patent/US5392522A/en Application filed by Individual filed Critical Individual Priority to US08/074,298 priority Critical patent/US5323539A/en Application granted granted Critical Publication of US5323539A publication Critical patent/US5323539A/en Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links Original Assignee Individual Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) O'Neil 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 - Fee Related Application number US08/074,298 Inventor Michael J. Google Patents US5323539A - Plumb bob reelÄownload PDF Info Publication number US5323539A US5323539A US08/074,298 US7429893A US5323539A US 5323539 A US5323539 A US 5323539A US 7429893 A US7429893 A US 7429893A US 5323539 A US5323539 A US 5323539A Authority US United States Prior art keywords reel housing line plumb bob spool Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
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