Assertion: commercial led | /r/ObjectUse | used as replacement
Facets:
value: in seven-segment displays
type: LOCATION
value: commonly
type: TEMPORAL
value: for neon indicator lamps
type: PURPOSE
value: for incandescent
type: TRANSITIVE-OBJECT
Source sentences:
text: The first commercial LEDs were commonly used as replacements for incandescent and neon indicator lamps, and in seven-segment displays, first in expensive equipment such as laboratory and electronics test equipment, then later in such appliances as TVs, radios, telephones, calculators, as well as watches (see list of signal uses).