PLUMB BOB CHALK LINE PDF

238000006073 displacement reaction Methods 0.000 description 2.

230000021037 unidirectional conjugation Effects 0.000 claims description 2.230000002093 peripheral Effects 0.000 claims description 2.230000023298 conjugation with cellular fusion Effects 0.000 claims description 2.230000004308 accommodation Effects 0.000 claims description 2.230000015572 biosynthetic process Effects 0.000 claims description 5.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 Bosco John J filed Critical Bosco John J Priority to US06/457,052 priority Critical patent/US4459761A/en Application granted granted Critical Publication of US4459761A publication Critical patent/US4459761A/en Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links Bosco Original Assignee Bosco John J 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 as to the accuracy of the status listed.) Expired - Fee Related Application number US06/457,052 Inventor John J.

PLUMB BOB CHALK LINE PDF

Google Patents Retractable plumb and chalk lineĭownload PDF Info Publication number US4459761A US4459761A US06/457,052 US45705283A US4459761A US 4459761 A US4459761 A US 4459761A US 45705283 A US45705283 A US 45705283A US 4459761 A US4459761 A US 4459761A Authority US United States Prior art keywords casing reel chalk line combination Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US4459761A - Retractable plumb and chalk line US4459761A - Retractable plumb and chalk line

Plumb bob chalk line