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US2939190A
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Casting machine for casting hollow articles
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US2971248A
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Composite bearings and method of forming the same
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US2956846A
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Aluminum piston with aluminum alloy ring carrier
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US2902835A
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Refrigeration defrosting system
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US2818618A
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Four-part core pin
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GB773722A
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Improvements in composite bearing strips and the manufacture thereof
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US2747256A
|
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Process of forming composite strips of backing and bearing metals
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GB726540A
|
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Metal casting machine
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US2824347A
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Molding machine
|
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GB708107A
|
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Process of producing steel-aluminum bi-metal strip
|
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US2685634A
|
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Refrigeration unit with defrost heater
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GB707344A
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Semi-automatic molding machine
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US2687626A
|
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Heat exchanger having open-sided bore superimposed on closed bore
|
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US2763058A
|
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Process of producing steel-aluminum bi-metal strip
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US2711568A
|
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Permanent mold apparatus for casting hollow articles
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US2577426A
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Red brass, capable of being hot-worked
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US2591109A
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Refrigerant evaporator
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US2568148A
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Shelf
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GB611617A
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Silencing means for machines having a plurality of air operated motors
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US2568153A
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Shelf for refrigerators, ovens, storage cabinets, and the like
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