• publisher: New York [L. Weiss & co.]
  • creator: Richards, William Evarts, 1855- [from old catalog] Geier, Oscar Arnold, 1882- [from old catalog] joint author
  • contributor: Geier, Oscar Arnold, 1882- [from old catalog] joint author.
  • Keyword: Patent laws and legislation United States. Patent laws and legislation Europe. [from old catalog]
  • years: c1919.
  • pages: 48 p.
  • class: T339
  • download: pdf file