- LandOfFree
- Inventors
- Pipe joints or couplings
- With casing, lining or protector
- Insulated
Details
Karl Leonhardt, deceased
Karl
Leonhardt, deceased
- Patent Class
Pipe joints or couplings
- SubClass
With casing, lining or protector
- SubSubClass
Insulated
- Specialty
Inventor
- Status
active
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Profile ID: LFUS-PAI-P-1840292
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