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Showing results for :  CZECHOSLOVAKIA
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Country Number format Kind code Example From To Document type
 CS n(4-6) A CS114126     Patent or inventor's certificate
 CS yyn(5) A1 CS8601033     Inventor’s certificate application
 CS yyn(5) A2 CS7701050     Patent application
 CS yyn(5) A3 CS8001781     Patent application
 CS n(6) B1 CS148091     Inventor’s certificate
 CS n(6) B2 CS149660 PD 19730101   Patent
 CS n(6) B3 CS167615 PD 19730101   Dependent inventor's certificate
 CS n(6) B4 CS172884 PD 19730101   Dependent patent
 CS n(5-6) B5 CS137453     Patent specification
 CS n(6) B6 CS276261     Patent specification
 CS n(6) L CS154325   PD 19721231 Additional patent
 CS n(6) M CS148734   PD 19721231 Additional inventor's certificate
 CS n(4-6) P CS150604   PD 19721231 Basic patent

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Legend: l=a-z / n=0-9 / c=century / y=year / j=Emperor year / ( ) contains the length of the numerical part.
AD=application date / PD=publication date / PN=publication number.
A blank in "From" or "To" = without limit going backwards / forwards respectively.