National Mine Service Co. Inc.

As of March 9, 1995, National Mine Service Co. Inc. was acquired by The Marmon Group, Inc. National Mine Service Co. Inc., also known as Morgantown-National Supply, distributes mining products and safety equipment to underground mining industries. The company’s products provide communication between mobile radios, loud speaking telephones, and mine trolley phones. It also offers cap lamps, ground support systems, communications and safety products, gas monitoring devices, rescue equipment, and communications systems. The company is based in Indiana, Pennsylvania.