Patented inventions of the CSIR; a compilation of brief particulars concerning the patent specifications of the Council of Scientific & Industrial Research for the period 1940-1964.
Patented inventions of the CSIR; a compilation of brief particulars concerning the patent specifications of the Council of Scientific & Industrial Research for the period 1940-1964.
- New Delhi [1965]
- 228 p. illus. 25 cm.
sa 66000646
Patents--India.
T303 / .B332
sa 66000646
Patents--India.
T303 / .B332