Technology
Mechanical engineering and machinery
Machine shops and machine shop practice
Machine tools and machining
Special tools
Perforating machinery
Drilling machinery
URI(s)
Codes
- TJ1263-TJ1265
Variants
- Technology--Mechanical engineering and machinery--Machine shops and machine shop practice--Machine tools and machining--Special tools--Perforating machinery--Drilling machinery--Drills
- Drills--Machine shops
Broader Terms
Narrower Terms
Synthesized From Schedule
Scope Notes
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
- 1993-05-15: new
- 1996-05-28: revised
Alternate Formats