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Vacuum canister
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Patent number 4,754,519
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Issue date Jul 5, 1988
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D.A.D. Manufacturing Co., Inc.
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David C. Duran
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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3213994
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Patent number 3,213,994
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Issue date Oct 26, 1965
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G07 - CHECKING-DEVICES
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2537330
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Patent number 2,537,330
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Issue date Jan 9, 1951
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F24 - HEATING RANGES VENTILATING
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1946078
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Patent number 1,946,078
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Issue date Feb 6, 1934
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G07 - CHECKING-DEVICES
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1871053
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Patent number 1,871,053
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Issue date Aug 9, 1932
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G07 - CHECKING-DEVICES
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1849387
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Patent number 1,849,387
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Issue date Mar 15, 1932
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G07 - CHECKING-DEVICES
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1428365
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Patent number 1,428,365
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Issue date Sep 5, 1922
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G07 - CHECKING-DEVICES
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1427450
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Patent number 1,427,450
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Issue date Aug 29, 1922
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B60 - VEHICLES IN GENERAL
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1427529
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Patent number 1,427,529
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Issue date Aug 29, 1922
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G07 - CHECKING-DEVICES
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726548
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Patent number 726,548
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Issue date Apr 28, 1903
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B60 - VEHICLES IN GENERAL
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700796
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Patent number 700,796
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Issue date May 27, 1902
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G07 - CHECKING-DEVICES
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631802
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Patent number 631,802
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Issue date Aug 29, 1899
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G07 - CHECKING-DEVICES
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617811
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Patent number 617,811
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Issue date Jan 17, 1899
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G07 - CHECKING-DEVICES