BR8103712A -
IMPROVEMENT IN MARKING PEN OF RECORDING INSTRUMENT
- Google Patents
IMPROVEMENT IN MARKING PEN OF RECORDING INSTRUMENT
Info
Publication number
BR8103712A
BR8103712ABR8103712ABR8103712ABR8103712ABR 8103712 ABR8103712 ABR 8103712ABR 8103712 ABR8103712 ABR 8103712ABR 8103712 ABR8103712 ABR 8103712ABR 8103712 ABR8103712 ABR 8103712A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US06/262,978external-prioritypatent/US4432047A/en
Application filed by Graphic Controls CorpfiledCriticalGraphic Controls Corp
Publication of BR8103712ApublicationCriticalpatent/BR8103712A/en