Official gazette. Official gazette of Patent Office containing patents, weekly index, with title, Alphabetical list of registrants of trade-marks [Aug. 20, 1929].
Publication Title:
Official gazette. Official gazette of Patent Office containing patents, weekly index, with title, Alphabetical list of registrants of trade-marks [Aug. 20, 1929].
Display Title:
Official gazette. Official gazette of Patent Office containing patents, weekly index, with title, Alphabetical list of registrants of trade-marks [Aug. 20, 1929].