Köln
Germany
5
2020-12-10
The entities that hold a legal rights for patent applications filed by inventor Kalisch Dirk:
Dirk Kalisch from Köln, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
REFRIGERATION MACHINE
#2 | 2009-03-12Vacuum pump arrangement
#3 | 2008-10-23Holweck Vacuum Pump
#4 | 2008-08-28Drag Vacuum Pump
#5 | 2005-10-06Evacuating device
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