Beautifully engraved certificate from the Metro-Tel Corporation issued in 1968-1974. This historic document was printed by the Security-Columbian Banknote Company and has an ornate border around it with a vignette of the company's logo. This item has the printed signatures of the company's president and secretary and is over 26 years old. MetroTel Corporation was founded in 1963, following a spin-off from the Grow Group. MetroTel provides the telecommunications industry with portable test equipment for central office and field use. Over the years, MetroTel has earned a reputation for offering advanced technology and high reliability at an affordable price. The company also manufactures specialized customer premise equipment such as automatic call forwarders and call diverters. Additionally, Metro Tel cable and metallic pipe locators are used by utilities and contractors when working with or around underground transmission and distribution facilities.