Phosfon Trademarks

PHOSFON
CHEMICAL HEIGHT RETARDANT FOR GARDEN CHRYSANTHEMUMS
Expired  ·  February 8, 1962  ·  72137579  · 
PHOSFON-D
CHEMICAL HEIGHT-RETARDANT FOR CHRYSANTHEMUMS
Expired  ·  June 1, 1960  ·  72098248  ·