机读格式显示(MARC)

• 000 00705cam a2200181 a 4500

• 001 0000361574

• 003 CAL

• 005 20201028100400.0

• 008 691030s1969 nyua b 001 0 eng

• 010 __ |a 72007010

• 040 __ |a DLC |c DLC |d DLC

• 099 __ |a CALB0220110191355m

• 100 1_ |a Philips electron tube manual.

• 245 10 |a 1959 philips electron-tube manual : professional cathode-ray tubes and camera tubes, photoelectric devices, cold-cathode tubes, special-quality tubes, thyratrons, lgnitrons, industrial rectifying tubes, tubes for microwa e equipment, transmitting tubes, miscellaneous types.

• 260 __ |c 1959.

• 300 __ |a 1 v. ( various pagings ) : ill. : |c 28 cm.

• 920 __ |a 237010 |z 2

• 998 __ |a SDU