Printed matter – Writing
Patent
1994-08-26
1996-05-14
Fridie, Jr., Willmon
Printed matter
Writing
283 46, 283117, G09B 1100
Patent
active
055161529
ABSTRACT:
An alphanumeric quick symbol guide is provided comprising a sheet and an array for forming on the sheet any letter of an alphabet, any number and any sign symbol for display purposes.
REFERENCES:
patent: 155726 (1874-10-01), Howson
patent: 229404 (1880-06-01), Hamilton
patent: 1145512 (1915-07-01), Reed
patent: 4173082 (1979-11-01), Niquette
Fridie Jr. Willmon
Kroll Michael I.
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