Dingolfing
Germany
2
2010-12-09
The entities that hold a legal rights for patent applications filed by inventor Sperka Wolfgang:
Wolfgang Sperka from Dingolfing, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Blow molding machine for producing hollow bodies from heated preforms
Blowing apparatus for expanding containers
3709773 ⎘