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Heating installation
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Patent number 5,251,816
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Issue date Oct 12, 1993
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Mercedes-Benz AG
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Hans-Peter Kalt
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B60 - VEHICLES IN GENERAL
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Thaw shed heater
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Patent number 4,494,462
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Issue date Jan 22, 1985
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The Pittsburgh & Conneaut Dock Company
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John J. Kane
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F24 - HEATING RANGES VENTILATING
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3426177
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Patent number 3,426,177
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Issue date Feb 4, 1969
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F24 - HEATING RANGES VENTILATING
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3228606
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Patent number 3,228,606
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Issue date Jan 11, 1966
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B61 - RAILWAYS
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3028098
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Patent number 3,028,098
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Issue date Apr 3, 1962
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B61 - RAILWAYS
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2873916
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Patent number 2,873,916
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Issue date Feb 17, 1959
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F24 - HEATING RANGES VENTILATING
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2766705
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Patent number 2,766,705
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Issue date Oct 16, 1956
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2730305
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Patent number 2,730,305
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Issue date Jan 10, 1956
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B61 - RAILWAYS
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2700507
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Patent number 2,700,507
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Issue date Jan 25, 1955
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B61 - RAILWAYS
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2694526
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Patent number 2,694,526
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Issue date Nov 16, 1954
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F24 - HEATING RANGES VENTILATING
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2686043
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Patent number 2,686,043
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Issue date Aug 10, 1954
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B61 - RAILWAYS
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2675998
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Patent number 2,675,998
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Issue date Apr 20, 1954
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B61 - RAILWAYS
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2632600
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Patent number 2,632,600
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Issue date Mar 24, 1953
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B61 - RAILWAYS
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2629554
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Patent number 2,629,554
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Issue date Feb 24, 1953
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B61 - RAILWAYS
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2617598
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Patent number 2,617,598
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Issue date Nov 11, 1952
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B61 - RAILWAYS
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2615115
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Patent number 2,615,115
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Issue date Oct 21, 1952
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F24 - HEATING RANGES VENTILATING
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2604269
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Patent number 2,604,269
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Issue date Jul 22, 1952
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B61 - RAILWAYS
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2593038
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Patent number 2,593,038
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Issue date Apr 15, 1952
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B61 - RAILWAYS
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2556065
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Patent number 2,556,065
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Issue date Jun 5, 1951
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F24 - HEATING RANGES VENTILATING
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2538964
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Patent number 2,538,964
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Issue date Jan 23, 1951
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B61 - RAILWAYS
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2538864
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Patent number 2,538,864
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Issue date Jan 23, 1951
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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2534148
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Patent number 2,534,148
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Issue date Dec 12, 1950
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2502973
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Patent number 2,502,973
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Issue date Apr 4, 1950
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B61 - RAILWAYS