1950s original Cerveza MEXICALI Beer bottle and can opener, vintage metal bottle

...opener key fob A vintage metal beer bottle and can opener marked "Cerveza MEXICALI" on the one, and "POSITIVAMENTE...NO HAY MEJOR!" CM/App.-Vaughan U.S.A. 57 PAT.PEND. "Cerveza Mexicali, Mexicali Beer. Old beer brewed in the border town of Mexicali 1920's-1972 Best pilsener beer made before 1950's, brew master was an old German man died in the late 40's took the recipe with him." Condition: with marks of rust and age. Size: ca 4-1/8 inches long (10.7 cm)