A valve unit for controlling the delivery of a fuel gas, particularly for water-heating devices
A Standard patent application filed on 28 August 2000 credited to Zanella, Stefano
;
Giacomelli, Massimo
;
Toniolo, Alessandro
Details
Application number :
74144
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
A valve unit for controlling the delivery of a fuel gas, particularly for water-heating devices