Sit-up bathtub

Details Sit-up bathtub Sit-up bathtub

1976-11-05

1978-06-06

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

D2302

Patent

active

D02481073

REFERENCES:
patent: D89062 (1933-01-01), Vanderbilt
patent: D104933 (1937-06-01), Vaughan
patent: D225225 (1972-11-01), Russell
patent: 2569825 (1951-10-01), Otis
patent: 2971520 (1961-02-01), Motis et al.
patent: 2977604 (1961-04-01), Miller
patent: 2991482 (1961-07-01), Brass
patent: 3066316 (1962-12-01), Russell
patent: 3371354 (1968-03-01), Hayslett
patent: 3423769 (1969-01-01), Cowley
patent: 3662409 (1972-05-01), Johansson
patent: 3663971 (1972-05-01), Bonhote
patent: 3719960 (1973-03-01), Russell
patent: 3863275 (1975-02-01), Brendgord et al.

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