Photomask positioning apparatus

Details Photomask positioning apparatus Photomask positioning apparatus

2006-08-08

2006-08-08

Perkey, W. B. (Department: 2851)

Photocopying

Projection printing and copying cameras

Detailed holder for original

C355S072000, C355S053000

Reexamination Certificate

active

07088430

ABSTRACT:
A photomask positioning apparatus comprises a positioning device having a base, one end of which comprises a bended fixed portion connected to a bottom of the containing space and the other of which is away from the fixed portion comprises a bended positioning portion such that a photomask can be positioned between the positioning portion set at the two sides of the containing space.

REFERENCES:
patent: 5663786 (1997-09-01), Miyamori
patent: 6157440 (2000-12-01), Ikeda
patent: 6176023 (2001-01-01), Doche
patent: 6252654 (2001-06-01), Kaya
patent: 6678075 (2004-01-01), Tsai et al.
patent: 6806943 (2004-10-01), Barringer et al.
patent: 2002/0012109 (2002-01-01), Suzuki et al.
patent: 2002/0038773 (2002-04-01), Fujimori et al.
patent: 2002/0129707 (2002-09-01), Tanaka et al.
patent: 2002/0131031 (2002-09-01), Tsuchida et al.
patent: 2005/0157288 (2005-07-01), Van Peski et al.

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