Oliveira & Irmao, S.A.

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Patents Grantslast 30 patents

Information Patent Grant
Lavatory flush tank silent-operating fill device
- Patent number 6,810,904
- Issue date Nov 2, 2004
- Oliveira & Irmao, S.A.
- Noe Figueiredo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...