Gear type rotary vacuum pump
- Made:
- 1918-1923 in United Kingdom
Gear type rotary vacuum pump, unsigned, British, 1918-1923
Details
- Category:
- Vacuum Technology
- Object Number:
- 1927-257
- Materials:
- iron, steel (metal), copper (metal) and brass (copper, zinc alloy)
- Measurements:
-
overall: 420 mm x 230 mm x 190 mm, Wt.16.12kg
- type:
- pump - machinery
- credit:
- National Physical Laboratory.