Mark Identification

GAS-CHEX

Serial Number

72328074

Filing Date

May 22, 1969

Registration Date

Nov 7, 1972

Trademark by

PROPPER MANUFACTURING COMPANY INC.

Active Trademark

Classification Information

STERILIZATION INDICATOR STRIPS FOR USE IN GAS STERILIZERS INDICATING WHEN PROPER STERILIZATION CONDITIONS HAVE BEEN MET

Metal Goods