Bernard F. Blankenship

BS Basic Packaging Systems: 2 patents #2 of 3Top 70%

Overall (All Time): #2,359,190 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Patent #	Title	Co-Inventors	Date
4470152	Valve bag with alignment means	—	1984-09-04
4464790	Bag with closed valve	—	1984-08-07