Incandescent lamp
United States Patent 1863500

Inventors:
Giovanni, Piersimoni
Publication Date:
06/14/1932
View Patent Images:
Download PDF 1863500 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Giovanni, Piersimoni
Primary Class:
315/64
Other Classes:
200/51.050
International Classes:
H01K1/34; H01K1/28