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1950-12-05 |
North American Rayon Corp |
Fluid circulating thread guide roller
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1952-04-18 |
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1949-10-25 |
1951-05-01 |
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1950-07-31 |
1953-10-07 |
British Celanese |
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1951-03-14 |
1953-11-17 |
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1951-05-16 |
1956-01-24 |
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1952-05-06 |
1956-03-27 |
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1954-03-10 |
1957-05-28 |
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Tube-trough spinning apparatus
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1956-06-12 |
1961-04-18 |
American Viscose Corp |
Filament film spinning and processing machine
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1958-01-11 |
1960-09-09 |
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1962-11-29 |
Spinnfaser Ag |
Vorrichtung zum Spinnen und Verstrecken von Fadenkabeln
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1962-07-19 |
1965-06-22 |
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1989-02-15 |
1990-08-16 |
Akzo Gmbh |
Verfahren und vorrichtung zur herstellung kuenstlicher faeden nach dem nassspinnverfahren mit spinnrohr
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1994-05-26 |
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Chemiefaser Lenzing Ag |
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连津格股份公司 |
用于制造纤维素纤维的纺丝机及其操作方法
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