Official gazette. Official gazette of Patent Office, containing patents, trade-marks, designs, and labels issued [title-page, contents, errata, etc., to] v. 401; Dec. 1930.
Publication Title:
Official gazette. Official gazette of Patent Office, containing patents, trade-marks, designs, and labels issued [title-page, contents, errata, etc., to] v. 401; Dec. 1930.
Display Title:
Official gazette. Official gazette of Patent Office, containing patents, trade-marks, designs, and labels issued [title-page, contents, errata, etc., to] v. 401; Dec. 1930.