Chairs and seats – Bottom or back – Framework
Patent
1980-06-30
1983-07-19
Zugel, Francis K.
Chairs and seats
Bottom or back
Framework
297411, A47C 912
Patent
active
043940498
ABSTRACT:
Improvements in kneeling devices, knee rests and knee cushions, as well as kneeling stools; kneeling devices with multi-level arms to facilitate kneeling and rising therefrom; devices operative to facilitate work in a kneeling position such as gardening, meditation and prayer.
REFERENCES:
patent: 1369780 (1921-03-01), Burgess
patent: 2139470 (1938-12-01), Schmeiser
patent: 2363619 (1944-11-01), Prieto
patent: 2798732 (1957-07-01), Craig
patent: 2815067 (1957-12-01), Richardson
patent: 2829705 (1958-04-01), Godshalk et al.
patent: 3656809 (1972-04-01), Ronning
patent: 4222559 (1980-09-01), Hammer
Scofield Thomas M.
Zugel Francis K.
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