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Mud pump valve
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Patent number 5,088,521
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Issue date Feb 18, 1992
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Harrisburg, Inc.
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Jerry E. Johnson
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E21 - EARTH DRILLING MINING
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-
-
-
Force maintaining toggles systems
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Patent number 4,002,050
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Issue date Jan 11, 1977
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Mid-Continent Pipeline Equipment Co., a division of Harrisburg, Inc.
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Edward Albert Clavin
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G05 - CONTROLLING REGULATING
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Pipe scraper
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Patent number 3,977,331
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Issue date Aug 31, 1976
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Mid-Continent Pipeline Equipment Company, a division of Harrisburg, Inc.
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Edward Albert Clavin
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B08 - CLEANING
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85795831 - ALUMINAID
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Serial number 85795831
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Registration number 5027370
-
Filing date Dec 5, 2012
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Aluminaid International, AG
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5 - Pharmaceutical and veterinary preparations
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85381028 - ALUMINAID
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Serial number 85381028
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Registration number 4712739
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Filing date Jul 26, 2011
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Streamline Ventures, Inc.
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5 - Pharmaceutical and veterinary preparations
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78765228 - HARRISBURG
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Serial number 78765228
-
Filing date Dec 2, 2005
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HARRISBURG, INC.
-
6 - Common metals and their alloys
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74269662 - HARRISBURG
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Serial number 74269662
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Registration number 1767193
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Filing date Apr 27, 1992
-
HARRISBURG, INC.
-
7 - Machines and machine tools
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74103044
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Serial number 74103044
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Registration number 1728531
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Filing date Oct 4, 1990
-
HARRISBURG, INC.
-
7 - Machines and machine tools
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73540365 - ROUGHNECK
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Serial number 73540365
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Registration number 1372181
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Filing date May 30, 1985
-
HARRISBURG, INC.
-
7 - Machines and machine tools
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73332809 - HONCHO
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Serial number 73332809
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Registration number 1211300
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Filing date Oct 16, 1981
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HARRISBURG, INC.
-
7 - Machines and machine tools
-
73332808 - MUD HOG
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Serial number 73332808
-
Filing date Oct 16, 1981
-
HARRISBURG, INC.
-
7 - Machines and machine tools
-
73062337 - HARRISBURG
-
Serial number 73062337
-
Registration number 1070863
-
Filing date Sep 8, 1975
-
HARRISBURG, INC.
-
4 - Industrial oils and greases