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US3022553A
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Flask for making sand molds for castings
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US2970349A
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Method and apparatus for molding
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US2915796A
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Foundry flask
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US2870500A
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Molding apparatus
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US2874425A
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Foundry flask with resilient for retaining band member
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US2867870A
|
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Method and apparatus for making sand molds for castings
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US2841841A
|
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Method and apparatus for molding
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US2841842A
|
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Foundry flask
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US2813317A
|
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Method and apparatus for casting
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US2822590A
|
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Method and apparatus for making castings
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US2822589A
|
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Flask clamp
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US2803860A
|
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Method and apparatus of making molds for castings
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US2667674A
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Apparatus for making castings
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US2700804A
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Method and apparatus for making castings
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US2668335A
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Locking device for molding flasks
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US2641033A
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Molding apparatus
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US2596401A
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Flask handling device
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CA526251A
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Method and apparatus for making castings
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CA537516A
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Method and apparatus of making molds for castings
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CA654400A
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Apparatus for molding
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