Card – picture – or sign exhibiting – Display card – Having a curved display panel
Patent
1975-06-26
1976-05-25
Mancene, Louis G.
Card, picture, or sign exhibiting
Display card
Having a curved display panel
248333, G09F 700
Patent
active
039583490
ABSTRACT:
A support for a screen printed transparency or other photographic art work which may be raised on a track from a lowered ground level position to an upper position in a frame mounted on an elevated illuminated signboard. The support is fixed in the frame on the elevated signboard when raised.
REFERENCES:
patent: 1242125 (1917-10-01), Bean
patent: 2512519 (1950-06-01), Covington
patent: 2515978 (1950-07-01), Baurs
patent: 2522157 (1950-09-01), Baurs et al.
patent: 3609898 (1971-10-01), Brown
patent: 3824726 (1974-07-01), Schubert
patent: 3887155 (1975-06-01), Bertalot
Contreras Wenceslao J.
Mancene Louis G.
Minnesota Mining and Manufacturing Company
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