机读格式显示(MARC)

• 000 00572nam a2200205 a 4500

• 001 0000571499

• 005 20191004102200.0

• 008 051114m19609999nyua b 000 0 eng d

• 040 __ |a PUL |c PUL

• 043 __ |a a-ii---

• 090 __ |a TM58/TNA/(1976)

• 093 __ |a TM58 |2 4

• 099 __ |a CAL 022006102280

• 245 10 |a Proceedings 24rd relay conference1976.

• 260 __ |a New York : |b ,Pergamon, |c 1976.

• 300 __ |a 18-23 p. : |b ill. ; |c 19 cm.

• 650 _0 |a Electric relays.

• 710 2_ |a The national association of relay manufacturers.

• 710 2_ |a Department U.S.

• 920 __ |a 211180 |z 1