Electrical and scientific apparatus Trademarks Filed in January 7, 1953
ROTO-MATIC
Filed: January 7, 1953
ELECTRIC VACUUM CLEANERS
Owned by: EUREKA WILLIAMS CORPORATION
Serial Number: 71640447
TRI-LOY
Filed: January 7, 1953
STORAGE BATTERY GRIDS
Owned by: PRICE BATTERY CORPORATION
Serial Number: 71640474
