Razor Mfg. only 1 year & suspended due to advent WW II. No end caps or markings blade tray. Bottom tray marking upper left "REG.U.S." on the upper right "PAT.OFF." on the lower left Gillette Diamond Logo lower right "MADE IN USA". Handle band marked "PAT NOS ON PACKAGE". Razor 53.7 gr / 1.89 oz.