Matches in Library of Congress for { <http://lccn.loc.gov/50001239> ?p ?o. }
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- 50001239 contributor B1174132.
- 50001239 created "[1950]".
- 50001239 date "1950".
- 50001239 date "[1950]".
- 50001239 dateCopyrighted "[1950]".
- 50001239 extent "1 v. (various pagings)".
- 50001239 issued "1950".
- 50001239 issued "[1950]".
- 50001239 language "eng".
- 50001239 publisher "New York, American Patent & Trade-mark Bureau".
- 50001239 spatial "United States.".
- 50001239 subject "KF3114.3 .P58".
- 50001239 subject "Patent laws and legislation United States.".
- 50001239 title "How to patent your ideas.".
- 50001239 type "text".