Education and demonstration – Language – Writing or printing by hand
Patent
1986-03-03
1987-05-12
Grieb, William H.
Education and demonstration
Language
Writing or printing by hand
33564, G09B 1104
Patent
active
046646337
ABSTRACT:
A stencil case and a plurality of cards are provided for use with the stencil case. The stencil case has a front panel and can receive a card such that the card lies adjacently behind the panel. The panel has a first surface region containing a window through which a user can view the adjacently lying part of a card, a second surface region containing a stencil, and a third surface region bearing indicia associated with what is seen through the window when any one of the plurality of cards is received adjacently behind the panel. Each card has a front face and a reverse face, the front face having a first region containing a picture or indicia that will be visible through the window when the card lies adjacently behind the front panel. Each card further contains a second region for receiving a stencilled marking through the stencil of the front panel. The combination is intended to be used as an educational aid.
REFERENCES:
patent: 2068497 (1937-01-01), Lorber
patent: 2850811 (1958-09-01), Boley
patent: 3683516 (1972-08-01), Fass
patent: 3818615 (1974-06-01), Jimenez
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