Original U.S. WWI Era David Instrument Mfg. Co. Blaster No. 1 with Strap & Handle MG 34 Buffer & Butt Stock The company soon began using

Original U.S. WWI Era David Instrument Mfg. Co. Blaster No. 1 with Strap & Handle MG 34 Buffer & Butt Stock The company soon began using The company soon began using the name Centra or Zentra (a shortened form of "central") on watches and founded the ZentRa brand on September 4 UNITED STATES NAVAL RESERVE for service as set forth in the following CITATION: "For distinguishing himself by extraordinary achievement while participating in aerial flights in operations against the enemy from 16 February 1945 to 19 May 1945* As pilot of a carrier based fighter plane he participated in twenty combat missions in the vicinity of the Tokyo