Electrical and scientific apparatus Trademarks Filed in March 30, 1959
SPARK-KING
Filed: March 30, 1959
SPARK INTENSIFYING DEVICES FOR USE WITH SPARK PLUGS FOR INTERNAL COMBUSTION ENGINES AND THE LIKE
Owned by: GRAYCO INDUSTRIES, INC.
Serial Number: 72070428
FIXT-FLO
Filed: March 30, 1959
Quantitative Air Sampling Apparatus
Owned by: MINE SAFETY APPLIANCES COMPANY
Serial Number: 72070501
