机读格式显示(MARC)
- 000 00394nam a22001335a 4500
- 008 900701s19721974 101 0 eng d
- 090 __ |a TN102-62/P554/2
- 245 00 |a Philips data handbook : |b electron tubes |n Part2 August 1973
- 260 __ |a [S.l.] : |b eindhoven philips, |c 1973
- 300 __ |a 1 v. (various pagings) : |b illus. ; |c 23 cm.