A projection device and a projected type graphic display device

Title:

A projection device and a projected type graphic display device

Document Type and Number:

Japanese Patent JP6066384

Kind Code:

B2

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Inventors:

Kurashige Makio

Application Number:

JP2015209073A

Publication Date:

January 25, 2017

Filing Date:

October 23, 2015

Export Citation:

Assignee:

Dai Nippon Printing Co.,Ltd.

International Classes:

G03B21/14; G02B26/10

Domestic Patent References:

Attorney, Agent or Firm:

Hiroyuki Nagai
Hirohito Katsunuma
Yukihiro Hotta

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