Spring caliper, an early method of measuring diameters
- Made:
- N. K. in Sheffield
A spring caliper by Moore & Wright to show an early method of measuring diameters.
Details
- Category:
- Industrial Metrology
- Object Number:
- 1981-1/1 Pt1
- Materials:
- steel
- Measurements:
-
6.2992 x 2.5591 x .7874 in.; 16 x 6.5 x 2 cm
- type:
- spring caliper
- credit:
- Patscentre International