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Patents for Bridgeport Hardware Mfg. Co.
Patents 1 - 15 of 17
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
809,803Jan. 09, 1906W.F. HobbsNail Pullernail extractors
809,804Jan. 09, 1906W.F. HobbsContainer Punchticket
900,016Sep. 29, 1908W.F. HobbsNail Pullerhammers
1,071,618Aug. 26, 1913W.F. HobbsHercules Screwdriverscrewdriver handles
1,082,952Dec. 30, 1913W.F. HobbsCombined Nail Puller and Scrapercombination tools
1,112,798Oct. 06, 1914W.F. HobbsHandle Fasteningtool handles
1,129,310Feb. 23, 1915A.I. PlattPaper Carton Openerknives and cutters
1,333,966Mar. 16, 1920W.B. FayLifting Jack
1,608,176Nov. 23, 1926J.A. Anderson, W.F. HobbsValve Lifting Toolvalve spring tools
1,614,301Jan. 11, 1927W.F. HobbsCompound Lever Valve Spring Liftervalve spring tools
1,755,822Apr. 22, 1930W.F. HobbsScrew Driver and Method of Making the Samescrewdriver handles
1,770,899Jul. 22, 1930J.A. AndersonValve Spring Liftervalve spring tools
1,809,450Jun. 09, 1931A.I. PlattWrench Kit Holderwrench set holders
1,830,663Nov. 03, 1931J.A. Anderson, A.E. KeatingHatchet, Hammer, or Similar Toolhatchets
1,888,222Nov. 22, 1932H.B. Curtis, A.E. KeatingScrew Driverscrewdrivers
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