A band or frame for wearing on a person's head, as for example eyewear, is provided with a frame that has an inner frame member that is slidable relative to an outer frame element for stiffness or sizing adjustment of the band.
申请公布号
EP2831664(A1)
申请公布日期
2015.02.04
申请号
EP20130768914
申请日期
2013.03.18
申请人
GOOGLE INC.;CAZALET, PETER;HEBENSTREIT, JOSEPH, JOHN
