TY - GEN T1 - Reduction to practice of space inventions / AU - Kempf, Robert F., VL - 1968 Vol 50 No 2 pages 105-126 ID - 9634 KW - Patents KW - Trademarks. KW - Trademarks KW - UNITED STATES : PATENTS : TERRITORIAL SCOPE AND RESTRICTIONS KW - PATENTS : TERRITORIAL SCOPE AND RESTRICTIONS : UNITED STATES TI - Reduction to practice of space inventions / ER -