239000003795 chemical substances by application Substances 0.000 description 2.
230000005540 biological transmission Effects 0.000 description 2. 235000002918 Fraxinus excelsior Nutrition 0.000 description 2. 238000004519 manufacturing process Methods 0.000 description 4. insititia Species 0.000 abstract description 10 239000002245 particle Substances 0.000 claims abstract description 78. 239000000428 dust Substances 0.000 claims abstract description 190. 235000010495 Sarothamnus scoparius Nutrition 0.000 title description 18. 
238000004140 cleaning Methods 0.000 title claims abstract description 120. 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 John S Doyel filed Critical John S Doyel Priority to US331859A priority Critical patent/US3872539A/en Priority to AU58413/73A priority patent/AU485665B2/en Priority to DE2339427A priority patent/DE2339427C2/en Priority to GB4266873A priority patent/GB1394762A/en Priority to JP48110613A priority patent/JPS49112458A/ja Priority to CA185,770A priority patent/CA985465A/en Priority to IE267/74A priority patent/IE38845B1/en Application granted granted Critical Publication of US3872539A publication Critical patent/US3872539A/en Priority to JP1982058583U priority patent/JPS58109443U/ja 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 US331859A Inventor John S Doyel Original Assignee John S Doyel Priority date (The priority date is an assumption and is not a legal conclusion. #BATTERY OUTDOOR BROOM PDF#
Google Patents Hand-held cleaning device utilizing air flow and broom actionĭownload PDF Info Publication number US3872539A US3872539A US331859A US33185973A US3872539A US 3872539 A US3872539 A US 3872539A US 331859 A US331859 A US 331859A US 33185973 A US33185973 A US 33185973A US 3872539 A US3872539 A US 3872539A Authority US United States Prior art keywords motor spinner motor chamber intake opening dust Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US3872539A - Hand-held cleaning device utilizing air flow and broom action US3872539A - Hand-held cleaning device utilizing air flow and broom action
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