Title:
Fresnel's lens used for a rear projection type display and it
Document Type and Number:
Japanese Patent JP6056604
Kind Code:
B2
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Inventors:
Yuki Arita
Application Number:
JP2013068702A
Publication Date:
January 11, 2017
Filing Date:
March 28, 2013
Export Citation:
Assignee:
SHIMADZU CORPORATION
International Classes:
G03B21/10; G03B21/14; G03B21/62; H04N5/74
Domestic Patent References:
| JP2003302705A | ||||
| JP2008175984A | ||||
| JP1309037A | ||||
| JP2067326U | ||||
| JP4156528A |
Attorney, Agent or Firm:
Yoshio Kashima