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

C02F1/5281 Installations for water purification using chemical agents

Landscapes

Show more

CS171494B1

Czechoslovakia


Worldwide applications
1974 CS 1975 AR GB YU CH IN DE BE SE FR CA AT BR JP IT TR NL US

Application CS3061A events
1974-04-29
Application filed
Show all events