Patents

Search tools Text Classification Chemistry Measure Numbers Full documents Title Abstract Claims All Any Exact Not Add AND condition These CPCs and their children These exact CPCs Add AND condition
Exact Exact Batch Similar Substructure Substructure (SMARTS) Full documents Claims only Add AND condition
Add AND condition
Application Numbers Publication Numbers Either Add AND condition

Classifications

D01D13/00 Complete machines for producing artificial threads
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CS166016B2

Czechoslovakia


Worldwide applications
1969 DE 1970 CH CS GB US FR JP

Application CS7058A events
1970-10-20
Application filed