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William E. Keen, Jr.

CSConversion Systems: 1 patents #2 of 10Top 20%

Flourtown, PA: #29 of 46 inventorsTop 65%

Pennsylvania: #43,221 of 74,527 inventorsTop 60%

Overall (All Time): #4,014,211 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4514307	Method of stabilizing organic waste	Raymond Chestnut, John J. Colussi, Donald J. Frost, Margaret C. Raduta	1985-04-30