238000005406 washing Methods 0.000 claims abstract description 8.
239000007787 solid Substances 0.000 claims abstract description 11.229910052751 metal Inorganic materials 0.000 claims abstract description 12.239000002184 metal Substances 0.000 claims abstract description 12.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to US1718879A priority Critical Application filed by Stone Walter E filed Critical Stone Walter E Priority to US06/133,108 priority patent/US4358217A/en Application granted granted Critical Publication of US4358217A publication Critical patent/US4358217A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Stone Original Assignee Stone Walter E 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 US06/133,108 Inventor Walter E.
#Road reflector pdf
Google Patents Highway traffic lane and road edge reflectorsĭownload PDF Info Publication number US4358217A US4358217A US06/133,108 US13310880A US4358217A US 4358217 A US4358217 A US 4358217A US 13310880 A US13310880 A US 13310880A US 4358217 A US4358217 A US 4358217A Authority US United States Prior art keywords reflector housing road reflective element channel Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
Google Patents US4358217A - Highway traffic lane and road edge reflectors US4358217A - Highway traffic lane and road edge reflectors
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