73133732
Jul 13, 1977
Mar 21, 1978
RESIN BASED FABRICATING AND PATCHING MATERIALS, INCLUDING TWO-COMPONENT POLYMERIZABLE PATCHING MATERIAL FOR PLYWOOD AND THE LIKE, MULTI-COMPONENT THERMOSETTING RESINS FOR LOW DENSITY TOOLING AND STRUCTURAL APPLICATIONS, AND MOLDABLE CLAY-LIKE MATERIAL SETTING TO A SOLID WHICH CAN BE WORKED LIKE WOOD
Nonmetallic Building Materials