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CA107306A
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Rotary pump, turbine, etc.
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US797958A
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Tool-holder for cutter-chains of coal-cutting machines.
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US785039A
|
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Rotary pump or turbine.
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GB190414592A
|
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Improvements in or connected with Tool-holders for Cutter Chains of Coal-cutting Machines.
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GB190414073A
|
|
Improvements in Tube-cutters.
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GB190408855A
|
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Improvements in or applicable to Rotary Pumps, Turbines or the like.
|
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GB190101567A
|
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An Improved Drilling Machine.
|
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GB189625010A
|
|
Magnetic Apparatus for Effecting Reciprocating Motion.
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GB189501940A
|
|
An Improvement in Electrical Controlling Switches.
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|
GB189422193A
|
|
Improvements in Steam Engines.
|
|
GB189410172A
|
|
Improvements in or connected with Vehicles for Electric Railways or Tramways.
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