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2022-03-08
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1961-01-03
Forming shaped hollow metal articles and equipment therefor
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1978-05-02
Apparatus for molding powder metal parts
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1998-03-11
Method and apparatus of reshaping a hollow container and method of reshaping a two piece can into a shape having two or more enlarged regions
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1991-09-24
중공품의 압조 방법
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1959-03-31
Method for the production of ball tip writing instruments
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1939-08-08
Die mechanism
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1984-02-18
成形法及び成形装置
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1981-12-22
Process of closed extrusion shaping of a metal rod material and an apparatus therefor
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1985-04-24
成形法及び成形装置
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2000-01-04
Process and device for manufacturing hollow sections with end-side cross-sectional expansions
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1996-02-27
Precision forming apparatus, method and article
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1982-08-03
Closed chamber extrusion method and apparatus for shaping of metal rod into tulip-shaped part
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1963-02-26
Confined extrusion method of making hollow articles
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1886-12-07
fitz gerald
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1974-08-27
Method of making golf ball molds
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1966-11-08
Apparatus for forming articles
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1985-10-25
弁スリ−ブの製造方法
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1962-02-13
Extrusion device
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1963-03-05
Method of manufacture of annular metal articles
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1985-10-22
弁スリ−ブの製造方法
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1985-08-17
Procedimento per la fabbricazione di perni con testa sferica
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1925-12-08
Dies for and method of forming hollow rubber articles
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1988-09-19
成形用金型
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1955-06-21
Molding die