SPECTRA CHECKED
Filed: July 31, 1961
SERVICES IN DETERMINING CONDITIONS OF ENGINES BY ANALYSES OF WEAR METALS IN USED LUBRICANTS FROM THE ENGINES OR IN EXHAUST…
Owned by: CLEVELAND TECHNICAL CENTER, INC.
Serial Number: 72125006
VORTACOOL
Filed: September 19, 1961
Refrigeration Apparatus for Cooling Water
Owned by: CLEVELAND TECHNICAL CENTER, INC.
Serial Number: 72128150
S-36
Filed: October 3, 1961
SCALE INHIBITOR FOR STEAM GENERATORS
Owned by: CLEVELAND TECHNICAL CENTER, INC.
Serial Number: 72129121
SPECTRA-CHECK
Filed: December 27, 1961
Services in Determining Conditions of Engines by Analyses of Wear Metals in Used Lubricants from the Engines or in Exhaust…
Owned by: CLEVELAND TECHNICAL CENTER, INC.
Serial Number: 72134722
SPECTRA CHECKED
Filed: January 9, 1962
SERVICES IN DETERMINING CONDITIONS OF ENGINES BY ANALYSES OF WEAR METALS IN USED LUBRICANTS FROM THE ENGINES OR IN EXHAUST…
Owned by: CLEVELAND TECHNICAL CENTER, INC.
Serial Number: 72135428
CLEVE-TEK E-63
Filed: November 14, 1963
ELECTRICAL PARTS CLEANERS
Owned by: CLEVELAND TECHNICAL CENTER, INC.
Serial Number: 72181123
CLEVE-TEK
Filed: October 6, 1964
ELECTRICAL PARTS CLEANERS
Owned by: CLEVELAND TECHNICAL CENTER, INC.
Serial Number: 72203381
CLEVE-TEK B-19
Filed: January 11, 1968
CLEANER FOR VITREOUS SURFACES
Owned by: CLEVELAND TECHNICAL CENTER, INC.
Serial Number: 72288602
CLEVE-TEK
Filed: January 11, 1968
CLEANER FOR VITREOUS SURFACES
Owned by: CLEVELAND TECHNICAL CENTER, INC.
Serial Number: 72288604
