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

F27B1/21 Arrangements of devices for discharging
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CS168466B2

Czechoslovakia


Worldwide applications
1972 AT 1973 DE DE IT FR ES GB US CS RO JP

Application CS8699A events
1973-12-17
Application filed