机读格式显示(MARC)
- 000 00842cas 22002891i 4500
- 008 041116d19741988 wr p rai 0 a1eng d
- 099 __ |a CALB122002075021
- 245 10 |a World Patents Index Gazette. |n section Q, |p mechanical
- 260 __ |a London : |b Derwent Publications Ltd., |c 1974-88
- 362 0_ |a 1974,no.7401(1974)-1988,no.8835(Oct.1988)
- 500 __ |a Continued by: WPI Gazette. Q, mechanical
- 650 _0 |a Mechanical |x patents |v abstracts |v periodicals
- 785 10 |t WPI Gazette. Q, mechanical
- 905 __ |a 242450 |c Z89:T-18 |i no. 7401 1974-no. 8835 1988 |z 2