Doll

Details Doll Doll

1986-02-21

1988-04-26

Hafer, Robert A.

Amusement devices: toys

Operated by intrinsic temperature change

446175, 446303, 446295, A63H 300, A63H 328

Patent

active

047401869

ABSTRACT:
A doll has a doll element, a plurality of sensors which sense different parameters of an environment in the vicinity of the doll, and an electronic device which forms, in response to sensing of at least parameter by the sensors, an image of solid expanding and contracting heart in the doll element.

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patent: 4601668 (1986-07-01), Sirota
patent: 4605380 (1986-08-01), Camm et al.
patent: 4622771 (1986-11-01), Spengler
patent: 4623318 (1986-11-01), Tsiknopoulos et al.

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