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Golf club head
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Patent number 5,100,144
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Issue date Mar 31, 1992
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The Yokohama Rubber Co., Ltd.
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Takaharu Okumoto
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Graphite composite racquet
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Patent number 4,579,343
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Issue date Apr 1, 1986
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Ektelon
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Raymond L. Mortvedt
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A63 - SPORTS GAMES AMUSEMENTS
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Hollow articles
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Patent number 4,169,594
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Issue date Oct 2, 1979
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The Mettoy Company Limited
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John C. Crane
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Plastic bowling pin
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Patent number 3,984,104
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Issue date Oct 5, 1976
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Maurice Anthony Negrini
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A63 - SPORTS GAMES AMUSEMENTS
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Archery bow
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Patent number 3,965,883
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Issue date Jun 29, 1976
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Leonard S. Meyer
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F41 - WEAPONS
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3866631
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Patent number 3,866,631
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Issue date Feb 18, 1975
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3844876
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Patent number 3,844,876
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Issue date Oct 29, 1974
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3813098
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Patent number 3,813,098
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Issue date May 28, 1974
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3751036
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Patent number 3,751,036
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Issue date Aug 7, 1973
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A63 - SPORTS GAMES AMUSEMENTS
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3730808
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Patent number 3,730,808
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Issue date May 1, 1973
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3717344
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Patent number 3,717,344
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Issue date Feb 20, 1973
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A63 - SPORTS GAMES AMUSEMENTS
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3596576
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Patent number 3,596,576
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Issue date Aug 3, 1971
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3595579
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Patent number 3,595,579
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Issue date Jul 27, 1971
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F42 - AMMUNITION BLASTING
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3478134
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Patent number 3,478,134
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Issue date Nov 11, 1969
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A63 - SPORTS GAMES AMUSEMENTS
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3411781
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Patent number 3,411,781
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A63 - SPORTS GAMES AMUSEMENTS
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3402932
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Patent number 3,402,932
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Issue date Sep 24, 1968
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A63 - SPORTS GAMES AMUSEMENTS
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3350252
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Patent number 3,350,252
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Issue date Oct 31, 1967
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3346258
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Patent number 3,346,258
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A63 - SPORTS GAMES AMUSEMENTS
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3290165
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C01 - INORGANIC CHEMISTRY
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3266805
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Patent number 3,266,805
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A63 - SPORTS GAMES AMUSEMENTS
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3265392
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Patent number 3,265,392
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A63 - SPORTS GAMES AMUSEMENTS
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3248114
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Patent number 3,248,114
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Issue date Apr 26, 1966
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A63 - SPORTS GAMES AMUSEMENTS
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3240646
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Patent number 3,240,646
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A63 - SPORTS GAMES AMUSEMENTS
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3233903
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Patent number 3,233,903
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A63 - SPORTS GAMES AMUSEMENTS
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3229977
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Patent number 3,229,977
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A63 - SPORTS GAMES AMUSEMENTS
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3215436
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Patent number 3,215,436
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Issue date Nov 2, 1965
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A63 - SPORTS GAMES AMUSEMENTS
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3206201
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Patent number 3,206,201
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Issue date Sep 14, 1965
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3190767
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A63 - SPORTS GAMES AMUSEMENTS