Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent
1999-04-21
2000-07-18
Barkai, Raphael
Photography and optical equipment
Projector or viewer
With provision for transparency magazine
D14191, 2101
Patent
active
D0428433&
REFERENCES:
patent: D260411 (1981-08-01), Rubin
patent: D353594 (1994-12-01), Kawano et al.
patent: D368432 (1996-04-01), Takashi
patent: D390230 (1998-02-01), Wolf et al.
patent: D401239 (1998-11-01), Delong
patent: D409196 (1999-05-01), Wicks
Barkai Raphael
Ying Leung International Ltd.
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