Title:
A lens barrel and a photographing instrument
Document Type and Number:
Japanese Patent JP6271996
Kind Code:
B2
Inventors:
Tomoyuki Kudo
Application Number:
JP2013260163A
Publication Date:
January 31, 2018
Filing Date:
December 17, 2013
Export Citation:
Assignee:
Canon Inc
International Classes:
G02B7/02; G02B7/04; G03B5/00; G03B11/04; G03B17/12
Domestic Patent References:
| JP2012203135A | ||||
| JP2009222874A | ||||
| JP2001337259A | ||||
| JP2004151503A | ||||
| JP2006047392A | ||||
| JP2011154169A |
Attorney, Agent or Firm:
Ryoichi Takaoka