INPADOC Patent Family US4051393 (Original INPADOC file)
Publication No. Publication date Filing No. Priority Status Source Data
US 4051393A 1977-09-27 US 75112776A 19761216 US 75112776A 19761216 Expired National register (PAIR)

INPADOC Legal Status 
US4051393 (Expired)
No INPADOC legal data