Smithey, Marvin. In Court of Appeals of District of Columbia, Jan. term, 1920, patent appeal no. 1295, in re Marvin Smithey, improvement in oil registering devices; brief for commissioner of patents.
Publication Title:
Smithey, Marvin. In Court of Appeals of District of Columbia, Jan. term, 1920, patent appeal no. 1295, in re Marvin Smithey, improvement in oil registering devices; brief for commissioner of patents.
Display Title:
Smithey, Marvin. In Court of Appeals of District of Columbia, Jan. term, 1920, patent appeal no. 1295, in re Marvin Smithey, improvement in oil registering devices; brief for commissioner of patents.