#Twiddling thumbs pdf#

229920001343 polytetrafluoroethylene Polymers 0.000 description 4.229910052751 metal Inorganic materials 0.000 description 4.229910052753 mercury Inorganic materials 0.000 description 4.QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 4.-1 polyethylene Polymers 0.000 description 14.230000000007 visual effect Effects 0.000 claims description 16.210000003813 Thumb Anatomy 0.000 title claims abstract description 92.Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links RE-RECORD OF AN INSTRUMENT RECORDED Assignors: KNOWLES, HORACE A. CONDITIONAL ASSIGNMENT (SEE DOCUMENT FOR DETAILS). Knowles Priority to US06/055,746 priority Critical patent/US4227342A/en Application granted granted Critical Publication of US4227342A publication Critical patent/US4227342A/en Assigned to KNOWLES, DOUGLAS A. 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 Horace A. Knowles 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 - Lifetime Application number US06/055,746 Inventor Horace A.

#Twiddling thumbs pdf#

Google Patents US4227342A - Thumb twiddling toyĭownload PDF Info Publication number US4227342A US4227342A US06/055,746 US5574679A US4227342A US 4227342 A US4227342 A US 4227342A US 5574679 A US5574679 A US 5574679A US 4227342 A US4227342 A US 4227342A Authority US United States Prior art keywords accordance thumb walls face digit Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.