H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
H03B5/10—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being vacuum tube
A—HUMAN NECESSITIES
A63—SPORTS; GAMES; AMUSEMENTS
A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
A63H3/00—Dolls
A63H3/36—Details; Accessories
A63H3/38—Dolls' eyes
A63H3/40—Dolls' eyes movable
A—HUMAN NECESSITIES
A63—SPORTS; GAMES; AMUSEMENTS
A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
A63H3/00—Dolls
A63H3/36—Details; Accessories
A63H3/48—Mounting of parts within dolls, e.g. automatic eyes or parts for animation