Storage case for solar powered hearing aids

Details Storage case for solar powered hearing aids Storage case for solar powered hearing aids

1990-12-03

1993-02-23

Zarfas, Louis S.

Travel goods and personal belongings

Umbrella or parasol, walking support

Cane or walking support

Patent

active

D03333850

REFERENCES:
patent: D153150 (1949-03-01), Hull
patent: D153576 (1949-05-01), Bland
patent: D233078 (1974-10-01), Mullins
patent: D287906 (1987-01-01), Tsuji et al.
patent: D288983 (1987-03-01), Juhas et al.
patent: 2055389 (1936-09-01), Rosenberg
patent: 2408966 (1946-10-01), Brede
patent: 3294222 (1966-12-01), Hodgson
patent: 4817819 (1989-04-01), Kelly
patent: 4905866 (1990-03-01), Bartell et al.

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