4. Static molds
  5. Uniting preform with molding material
  6. Rail or railway type preform

Frithjof Schimpff

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Concrete mold with arrangement for mounting tubular components

Static molds – Uniting preform with molding material – Rail or railway type preform
Patent

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Making a prestressed concrete beam

Plastic article or earthenware shaping or treating: apparatus – Distinct means to feed – support or manipulate preform stock... – And means to apply stress to preform and uniting in stressed...
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Method of fastening construction components in a casing for seri

Metal working – Method of mechanical manufacture – Structural member making
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Method of making concrete switch cross ties

Plastic and nonmetallic article shaping or treating: processes – With step of making mold or mold shaping – per se
Patent

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Method of making concrete switch cross ties

Plastic and nonmetallic article shaping or treating: processes – With measuring – testing – or inspecting
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Profile ID: LFUS-PAI-P-684215

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