http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
hearings before the United States House Committee on Patents, Subcommittee on Classification of Patents, Seventy-Sixth Congress, first session, on May 23, 1939
Subcommittee on Classification of Patents.
Considers legislation to establish within the Patent Office a permanent division of patent classification.
Record is based on bibliographic data in ProQuest Congressional Hearings Digital Collection. Reuse except for individual research requires license from ProQuest, LLC.
System requirements: PDF reader software.
United States. Congress. House. Committee on Patents. Subcommittee on Classification of Patents.