Internal Thread Measuring Machine
- Object Number:
- 1981-771/1
- type:
- thread measuring machine
International Thread Measuring Machine
- Made:
- 1921
International Thread Measuring Machine, 1921 (incomplete)
Details
- Category:
- Industrial Metrology
- Object Number:
- 1981-771
- type:
- thread measuring machine
- credit:
- National Physical Laboratory.
Parts
International Thread measuring machine
- Object Number:
- 1981-771/2
- type:
- thread gauge
1 box of thread points and grooves
- Object Number:
- 1981-771/3
- type:
- thread points
