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Patents
Patents Assigned to Proptronics Co. an IL Partnership
Patents Assigned to Proptronics Co. an IL Partnership
Front panel for a simulated electronic component system
Patent number:
D297653
Type:
Grant
Filed:
September 13, 1984
Date of Patent:
September 13, 1988
Assignee:
Proptronics Co. an IL Partnership
Inventor:
John C. Columbus