Brantford
Canada
2
2006-07-13
Daniel D. Kewin from Brantford, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Tubular core assemblies for rolls of paper or other sheet material
#2 | 2006-05-18Method of refurbishing used hollow cylindrical core members of paperboard material for rolls of paper or other sheet material
4625224 ⎘