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Patents
Patents Assigned to R.F. Yamakawa Co., Ltd.
Patents Assigned to R.F. Yamakawa Co., Ltd.
Umbrella holder
Patent number:
D645274
Type:
Grant
Filed:
March 23, 2010
Date of Patent:
September 20, 2011
Assignee:
R.F. Yamakawa Co., Ltd.
Inventor:
Naoki Terada