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no imageArchival Record
Patent No. 1933998, Samuel T. Payne, Oil coolers
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no imageArchival Record
Patent No. 1942391, Roy G. Miller, Airplane wing spars
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no imageArchival Record
Patent No. 1943233, Myron G. Beard, Heating and ventilating systems
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no imageArchival Record
Patent No. 1944219, Roland Chilton, Flange connections
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no imageArchival Record
Patent No. 1947982, William F. Gerhardt and Clarence A. Brock, Amusement apparatus
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no imageArchival Record
Patent No. 1947987, Charles E. Hathorn, Combined exhaust manifolds and mufflers
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no imageArchival Record
Patent No. 1962246, Arthur H. Leak, Multiple master connecting rod assemblies
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no imageArchival Record
Patent No. 1968182, Clem G. Trimbach, Gun mounts
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no imageArchival Record
Patent No. 1974803, Roland Chilton, The venting of crank cases
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no imageArchival Record
Patent No. 1974804, Roland Chilton, Crank case venting systems
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no imageArchival Record
Patent No. 1976479, Arthur G. Butler, Bungee controls
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no imageArchival Record
Patent No. 1983368, Charles E. Hathorn, Sealing means for control rods