238000006073 displacement reaction Methods 0.000 claims abstract description 12.239000003599 detergent Substances 0.000 claims abstract description 17.238000005406 washing Methods 0.000 title claims abstract description 17.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 Thomas J Attaway filed Critical Thomas J Attaway Priority to US85406469A priority Critical Application granted granted Critical Publication of US3578001A publication Critical patent/US3578001A/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 US854064A Inventor Thomas J Attaway Original Assignee Thomas J Attaway Priority date (The priority date is an assumption and is not a legal conclusion.
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Google Patents Automatic electro-pneumatic control apparatus for car washing systemĭownload PDF Info Publication number US3578001A US3578001A US854064A US3578001DA US3578001A US 3578001 A US3578001 A US 3578001A US 854064 A US854064 A US 854064A US 3578001D A US3578001D A US 3578001DA US 3578001 A US3578001 A US 3578001A Authority US United States Prior art keywords pad vehicle casing pavement timer switch Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
Google Patents US3578001A - Automatic electro-pneumatic control apparatus for car washing system US3578001A - Automatic electro-pneumatic control apparatus for car washing system
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