|
US2361057A
|
|
Method of making fire extinguishing foam
|
|
US2356286A
|
|
Method of and apparatus for proportioning liquids
|
|
US2339327A
|
|
Foam-delivering apparatus
|
|
US2183339A
|
|
Apparatus for distributing fireextinguishing foam
|
|
US2196042A
|
|
Fire extinguishing foam stabilizer
|
|
US2202176A
|
|
Apparatus for delivering air foam to sealed tanks
|
|
US2188066A
|
|
Apparatus for injecting foam stabilizing solutions
|
|
US2193541A
|
|
Process for producing fire extinguishing foam
|
|
US2135365A
|
|
Method of and agent for producing fire extinguishing foam
|
|
US2138133A
|
|
Apparatus and method for producing fire extinguishing foam
|
|
US2146605A
|
|
Method and apparatus for producing fire extinguishing foam
|
|
US2057218A
|
|
Method and apparatus for producting fire extinguishing foam
|
|
US2043599A
|
|
Device for producing foam
|
|
US1929390A
|
|
Foam delivery apparatus
|
|
US1940272A
|
|
Foam generator
|
|
US1911166A
|
|
Automatic control for fire extinguishing apparatus
|
|
US1740067A
|
|
Fire-foam-delivery apparatus
|
|
US1833275A
|
|
Apparatus for feeding powder to a stream of water
|
|
US1924889A
|
|
Time controlled mechanism
|
|
US1908141A
|
|
Apparatus for generating fire foam
|
