机读格式显示(MARC)

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• 001 0000320191

• 003 CAL

• 005 20181011144700.0

• 008 200012d19741987 wr p a 0 a1eng d

• 040 __ |c BJP

• 041 0_ |a eng

• 044 __ |a GB

• 090 __ |a T-18/X31

• 093 __ |a T-18 |2 4

• 099 __ |a CALB122002075021

• 245 10 |a World Patents Index Gazette. |n section Q, |p mechanical

• 260 __ |a London : |b Derwent Publications Ltd., |c 1987

• 300 __ |a 1v. |c 30 cm.

• 310 __ |a Weekly

• 362 0_ |a 1974,no.7401(1974)-1988,no.8835(Oct.1988)

• 500 __ |a Continued by: WPI Gazette. Q, mechanical

• 785 10 |t WPI Gazette. Q, mechanical

• 920 __ |a 211050 |z 2

• 920 __ |a 242020 |z 2

• 920 __ |a 231220 |z 2

• 920 __ |a 236010 |z 2

• 920 __ |a 242250 |z 2

• 920 __ |a 242010 |z 2

• 998 __ |a BJP