Patent US589180 - EDUCATIONAL

Patents

Inventors: JESSE M. LAMB, JESSE M. LAMB
Current U.S. Classification: 434/430; 40/623; 84/470.00R; 84/471.00R; 434/429

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Citing Patent	Filing date	Issue date	Original Assignee	Title
US4975061	20 Nov 1989	4 Dec 1990		Child's holiday calendar
US5941713	6 Jun 1997	24 Aug 1999	Haworth, Inc.	Mobile display board arrangement