Official gazette. Official gazette of Patent Office, containing patents, trade-marks, designs, and labels [title-page, contents, errata, etc., to] v. 415; Feb. 1932.
Publication Title:
Official gazette. Official gazette of Patent Office, containing patents, trade-marks, designs, and labels [title-page, contents, errata, etc., to] v. 415; Feb. 1932.
Display Title:
Official gazette. Official gazette of Patent Office, containing patents, trade-marks, designs, and labels [title-page, contents, errata, etc., to] v. 415; Feb. 1932.