|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||350/556 ; 350/243 ; 350/546|
|발명자 / 주소|
|인용정보||피인용 횟수 : 37 인용 특허 : 0|
A novel drinking cup adaptable into binoculars consisting of a stackable, truncated conical frustum shaped drinking cup having a pair of spaced apart ocular lenses on one slanted side and a pair of objective lenses situated on the opposite slanted side, with oppositely located crease folds on the cup slanted sides opposite each other and midway between the ocular and objective lens. In addition, a pair of diverging creases are placed in the cup slanted side on opposite sides of one of the lengthwise crease line, the pair of diverging crease lines such th...
A novel drinking cup adaptable into binoculars comprising: a cylindrical cup having a bottom end with a removable closure, an open top end, and longitudinally extending cylindrical sides connecting said bottom and said top; a first opening formed in said cup cylindrical side; at least one ocular lens adapted to reside proximate said first opening formed in said cup cylindrical side; a second opening formed in said cup cylindrical side; an objective lens adapted to reside proximate said second opening formed in said cup cylindrical side, said objective le...