Education and demonstration – Geography – Map or terrain model
Patent
1997-06-11
1998-06-02
Hirsch, Paul J.
Education and demonstration
Geography
Map or terrain model
434150, G09B 2910
Patent
active
057590400
ABSTRACT:
A system for locating various entities on a map is provided comprising at least one map page having a map printed thereon. Each map page includes indicia representative of streets printed thereon. Further provided is a transparent sheet having a plurality of horizontal and vertical intersecting lines printed thereon for defining a matrix of boxes with a plurality of rows. Each square has a small indicia printed thereon. Next provided is at least one index page associated with each map page. The index page includes names of a plurality of streets which are depicted on the associated map page printed thereon in alphabetical order and a small printed adjacent each street. Each small indicia corresponds with that of the box of the transparent sheet that contains the associated street when the transparent sheet is situated on the corresponding map page.
REFERENCES:
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patent: 1587506 (1926-06-01), Charlton
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patent: 2789372 (1957-04-01), Ribak
patent: 2809447 (1957-10-01), Amsterdam
patent: 2889638 (1959-06-01), Anderson
patent: 3023519 (1962-03-01), Levin
patent: 4978302 (1990-12-01), Clossey
patent: 5275568 (1994-01-01), Pfuetze
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