| Kraissl Co Inc (Hackensack, NJ)
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| Lance Valves (Lancaster, NY)
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| Lane Enterprises Inc (Dublin, VA)
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| Lesser Industry (South Plainfield, NJ)
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| Lunkenheimer Co (Cincinnati, OH)
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| Marwin Valve (Cincinnati, OH)
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| Meador Supply Co (Twinsburg, OH)
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| Mechanical Pipe & Supply Corp (Albany, NY)
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| Mechanical Systems Support Co (Norfolk, VA)
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| Micromat Co (Mahwah, NJ)
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| Morse Fluid Technologies (Scarsdale, NY)
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| Neptune Research & Development (Caldwell, NJ)
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| Nil-Cor (Alliance, OH)
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| Nupro Discovery (Painesville, OH)
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| Onyx Valve Co (Riverton, NJ)
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| Parker-Hannifin Corp (Trenton, NJ)
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| Paul Buechler office (Charleston, WV)
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| Pemco Design Svc Inc (Levittown, NY)
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| Peterson thermal Equipment Co (Toledo, OH)
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| Piping Specialties Inc (Farmingdale, NY)
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| Plastinetics Inc (Towaco, NJ)
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| Plidco International Inc (Westlake, OH)
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| Pneu-Hydro Products Inc (Wharton, NJ)
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| Pneutronics Division (Fairfield, NJ)
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| Pocket Valves Inc (South Glens Fall, NY)
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