AFA-TEC S.r.l.

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Notaresco, IT

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Patents Grantslast 30 patents

Information Patent Grant
Condensate drainage for gaseous fuel fired condensation boilers
- Patent number 5,146,947
- Issue date Sep 15, 1992
- AFA-TEC S.r.l.
- Gianni Vetrini
- F24 - HEATING RANGES VENTILATING