A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
HOSE COUPLING FOR A HYDRANT, AND HYDRANT
A hose coupling for a hydrant has a ventilation device. The ventilation device has a non-return valve that is received in a receptacle incorporated into an outer flange of the hose coupling.
HOSE COUPLING FOR A HYDRANT, AND HYDRANT
A hose coupling for a hydrant has a ventilation device. The ventilation device has a non-return valve that is received in a receptacle incorporated into an outer flange of the hose coupling.
HOSE COUPLING FOR A HYDRANT, AND HYDRANT
WENGER SASCHA (author)
2024-05-23
Patent
Electronic Resource
English
A BACKFLOW PREVENTER, A HOSE COUPLING OF A HYDRANT AND A HYDRANT
| European Patent Office | 2020
A BACKFLOW PREVENTER, A HOSE COUPLING OF A HYDRANT AND A HYDRANT
| European Patent Office | 2021