Technical Patent Glossary Entry

Term ID: 1486716
Source ID: 12
Last Modified: 20181225

Chinese (Traditional): 開孔
English: open hole

IPC Classifications: -A/01/G/9/24 -A/01/M/1/04 -A/61/M/5/178 -B/22/F/5/12 -B/62/K/23/00 -C/23/C/16/54 -G/02/F/1/133 -H/01/H/13/70 -H/01/L/21/60 -H/05/K/7/20 -B/32/B/7/04 -D/04/H/1/46 -H/01/L/23/48 -A/01/G/27/04 -A/61/N/1/44 -B/23/B/49/00 -B/60/B/21/02 -B/62/M/3/00 -G/09/G/5/06 -H/01/H/9/54 -H/01/L/51/50 -H/01/R/43/00 -H/05/K/3/36 -A/61/F/13/51 -B/23/Q/3/08 -F/04/D/25/08 -F/28/F/3/04 -G/06/F/1/20 -H/01/L/51/56 -H/05/K/3/18 -C/30/B/25/10 -H/01/P/5/08