Title:
Metal door with plastic core
United States Patent 3153817
US Patent References:
/0670939.html
- - 0670939

Weatherproof panel structure and method of making same
- - 2121512

Structural panel
- - 2557412

Flush door
- - 2620521

Hollow panel
- - 2805739


Inventors:
Pease Jr., James L.
Publication Date:
10/27/1964
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Assignee:
PEASE WOODWORK COMPANY INC
Primary Class:
52/784.130
Other Classes:
D25/48, 52/309.900, 52/794.100
International Classes:
E06B3/82; E06B3/70
US Patent References:
2838146Aluminum jalousie door assembly
2912725Insulated panel
2924861Flush type door having foamed plastic filler and method of constructing