Skip to main content
Advanced search
Browse
Inventors
ORVILLE
Hassel D. Robinson
Main Entry
Hassel D. Robinson
Patent Title
Design for a Traffic signal Casing
Family Name
Robinson
Given Name
Hassel
Middle Name
D.
Patent Date
February 24, 1925
Patent Number
D66,703
Location
DC
Item sets
INDEX OF BLACK INVENTORS BY STATE OR COUNTRY OF RESIDENCE 1834-2008