US PATENT SUBCLASS 446 / 92
.~ Including permanent magnet or suction cup to secure elements


Current as of: June, 1999
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446 /   HD   AMUSEMENT DEVICES: TOYS

85  DF  CONSTRUCTION TOY {19}
92.~ Including permanent magnet or suction cup to secure elements


DEFINITION

Classification: 446/92

Including permanent magnet or suction cup to secure

elements:

(under subclass 85) Device wherein one of the parts includes either (1) magnetized material for attracting another part whereby the parts are retained in assembled relationship by magnetic attraction, or (2) a concave member formed of pliant material which is adapted to form a sealed chamber with a surface on the other part, wherein said chamber is placed under subatmospheric pressure to retain the two parts in assembled relationship.

SEE OR SEARCH CLASS

434, Education and Demonstration,

73, for constructible architectural demonstration models which include a magnet.