Assertion: cathode ray tube | /r/CapableOf | use as oscilloscope
Facets:
Source sentences:
text: The cathode ray tube was invented in 1897, and used as an oscilloscope (a machine to show waves).
text: The cathode ray tube was invented in 1897, and used as an oscilloscope (a machine to show waves).
text: The cathode ray tube was invented in 1897, and used as an oscilloscope (a machine to show waves).
text: The cathode ray tube was invented in 1897, and used as an oscilloscope (a machine to show waves).
text: The cathode ray tube was invented in 1897, and used as an oscilloscope (a machine to show waves).
text: The cathode ray tube was invented in 1897, and used as an oscilloscope (a machine to show waves).