|
ES162097A1
|
|
Improvements introduced to compressors
|
|
ES147452A1
|
|
Improvements in the evaporators for periodically absorbing refrigeration installations.
|
|
ES147454A1
|
|
Improvements in the cooling installations of periodic absorption.
|
|
ES103320A1
|
|
A valve for floats.
|
|
CA395228A
|
|
Refrigerating plant evaporator
|
|
CA240415A
|
|
Washing valve for water closets
|
|
CA446369A
|
|
Compressor
|
|
CA296828A
|
|
Rotor for rotary engines
|
|
CA281779A
|
|
Floating valve
|
|
CA394003A
|
|
Absorption refrigerating plant
|
|
CA458178A
|
|
Permanent-magnetic shaft coupling
|
|
CA367683A
|
|
Refrigeration apparatus
|
