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US2135465A
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Continuous casting of metal shapes
|
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US2048734A
|
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Method of draw-casting metal tubes
|
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US2048733A
|
|
Metal casting
|
|
US1868099A
|
|
Method of casting molten metals
|
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US1870989A
|
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Electrical transmission of messages
|
|
US1678565A
|
|
Method of utilizing air waves for aural kinesitherapy
|
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US1655811A
|
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Photophonographic apparatus
|
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US1678564A
|
|
Method for aiding audition
|
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CA177536A
|
|
Furnace
|
|
US1235777A
|
|
Cold-proof gas and method of making the same.
|
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GB191327669A
|
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Improvements in or relating to Metallic Bodies adapted for Sealing into Glass and the like.
|
|
CA153468A
|
|
Electric lamp
|
|
US1091567A
|
|
Process of lining furnaces.
|
|
US1078906A
|
|
Process of producing clad metals.
|
|
US1083070A
|
|
Compound metal.
|
|
GB191004625A
|
|
Improvements in and relating to the Manufacture of Artificial Teeth.
|
|
GB191004467A
|
|
Improvements in and appertaining to Electrical Lamps and other Goods having Leading-in Wires Sealed through them.
|
|
GB191004466A
|
|
Improvements in and appertaining to Platinum Clad Metals.
|
|
US1130077A
|
|
Method of making contact-points.
|
|
US1043576A
|
|
Clad metals and process of making same.
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