Printing and office machinery – Type or type face – Individual panel mount type
Patent
1977-09-07
1980-06-24
Zarfas, Louis S.
Printing and office machinery
Type or type face
Individual panel mount type
D18 30, D1803
Patent
active
D02555840
REFERENCES:
patent: D20700 (1891-04-01), Beeler, Jr.
patent: D41336 (1911-04-01), Schraubstadter
patent: D51946 (1918-04-01), Benton
patent: 656442 (1900-08-01), Duncan
patent: 3234678 (1966-02-01), Van Buren, Jr.
The History and Technique of Lettering by Nesbitt .COPYRGT.1957, p. 85-Figure 8 at center right.
Groff, Jr. Emory L.
Zarfas Louis S,.
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