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All Patents in class 184/105.3
Patents 1 - 7 of 7
First set of recordsLast set of records
1,201,414Oct. 17, 1916F.D. WinkleyLubricating system
1,307,734Jun. 24, 1919A.V. GullborgLubricating Meansoil cups
1,459,662Jun. 19, 1923C.W. ManzelLubricating System
1,475,980Dec. 04, 1923O. ZerkLubricating Apparatusgrease guns
1,648,140Nov. 08, 1927C.W. ManzelLubricating Attachment
1,697,217Jan. 01, 1929O.U. ZerkLubricant Fittinglubricating accessories
1,748,819Feb. 25, 1930O.U. ZerkLubricating Coupler
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