X-ray focus tube with phosphorus-type vacuum regulator
- Made:
- 1899
X-ray focus tube with phosphorus-type vacuum regulator, Siemens, 1899.
Details
- Category:
- X-rays
- Object Number:
- 1909-186/30
- type:
- x-ray tube
- credit:
- British Institute of Radiology; Röntgen Society