|
US1293738A
|
|
Apparatus for extracting grease and oils from garbage.
|
|
US1260887A
|
|
Apparatus for extracting grease and oil from garbage.
|
|
US1117649A
|
|
Fire-door for steam-boilers.
|
|
US1024838A
|
|
Apparatus for extracting grease and oils.
|
|
US1017518A
|
|
Apparatus for extracting grease and oils.
|
|
US991491A
|
|
Apparatus for extracting grease and oils.
|
|
US984082A
|
|
Spray-nozzle.
|
|
US950097A
|
|
Garbage-receptacle.
|
|
US899961A
|
|
Digester.
|
|
US729296A
|
|
Strainer-belt.
|
|
US726658A
|
|
Rotary strainer.
|
|
US672360A
|
|
Steam-boiler.
|
