Assertion: overhead projector | /r/HasProperty | housing
Facets:
Source sentences:
text: 1-4, the overhead projector 1 according to the present invention includes a housing 10 having the base 11 designed to rest on a horizontal surface such as a desk top or a table top, a rear wall 12, a front wall 13 and a top surface 14 including a glass projection plate 15.