Supports – Armrest or headrest – Armrest for writer
Patent
1976-02-17
1977-02-01
Hafer, Robert A.
Supports
Armrest or headrest
Armrest for writer
248421, 211202, B68G 500
Patent
active
040058409
ABSTRACT:
An adjustable, compact and foldable rest for supporting both arms primarily upon a seated person's knees.
REFERENCES:
patent: 647299 (1900-04-01), Gates
patent: 2172178 (1939-09-01), Rosenberg
patent: 2282608 (1942-05-01), Rempel
patent: 2308158 (1943-01-01), Dahl
patent: 2403654 (1946-07-01), Gerdes
patent: 2642117 (1953-06-01), Glauber
patent: 2667913 (1954-02-01), Dustin
patent: 3929309 (1975-12-01), Devore
Hafer Robert A.
Harbaugh Watson D.
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