00000nam 2200000za 4500 9.841098 CaOODSP 20221107152014 cr ||||||||||| 170804s1964 onca ob f000 0 eng d CaOODSP eng eng fre n-cn--- M34-20/60E-PDF Bettens, A. H. Procedure for the fabrication of printed circuit boards [electronic resource] / by A.H. Bettens. [Ottawa : Queen's Printer, 1964] ii, 14 p. : ill. Technical bulletin ; TB 60 Caption title. Imperfect copy: cover missing. Digitized edition from print [produced by Natural Resources Canada]. Includes bibliographical references (p. 7). “The use of printed circuits in electronic equipment designed for research applications is described. Details of the procedure used and materials employed are given. These techniques are illustrated by specific examples of equipment in use in the Mineral Sciences Division"--Abstract, p. i. Includes abstract in French. gccst Electronics gccst Design Canada. Natural Resources Canada. Canada. Mines Branch. Technical bulletin (Canada. Dept. of Energy, Mines and Resources. Mines Branch) TB 60 (CaOODSP)9.834857 PDF 1.38 MB https://publications.gc.ca/collections/collection_2017/rncan-nrcan/M34-20/M34-20-60-eng.pdf 299947