000 003200000a22001210004500
245 _aConference on lasers and their applications : papers
110 _aInstitution of Electrical Engineers, London
260 _c1964
500 _avarious paging : illus.
080 _a621.3(063)
_bI6
041 _aEN
942 _cBK
999 _c94233
_d94233