High temperature resistant hermetically sealed plastic tray packages.
US 3,997,677
High temperature resistant hermetically sealed plastic tray packages. - Dec. 14, 1976
PLASTIC FILM
PACKAGE
SEALING
US 3,997,677
High temperature resistant hermetically sealed plastic tray packages. - Dec. 14, 1976
PLASTIC FILM
PACKAGE
SEALING
US 3,997,677