00270nam a22001097a 4500 15212 15212 621.304IEE IEEEE Electrical and Electronics Graphic Symbols and Reference Designation New York IEEE Inc. 1976 IRP BK 0 0 0 0 REF REF REF 2016-01-21 0 621.304IEE (Shelf - 44D) 4701 2016-01-21 00:00:00 BK