Inventor
MILLS RAY O
US2 patents
Patents
2 patentsUS6562447B2May 13, 2003
Foamed polypropylene sheet having improved appearance and a foamable polypropylene composition therefor
BP CORP NORTH AMERICA INC65 citations93
US6521675B1Feb 18, 2003
Foamed polypropylene sheet having improved appearance and a foamable polypropylene composition therefor
BP CORP NORTH AMERICA INC73 citations93