Title:
Cushion construction
United States Patent 3305878
Inventors:
Hellbaum, Halcyon W.
Publication Date:
02/28/1967
Export Citation:
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Assignee:
Hellbaum, Halcyon W.
Primary Class:
5/653
Other Classes:
5/630, 5/657
International Classes:
A47C27/14; A47G9/10; A61G7/057
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US Patent References:
2877472Triangular pillow
2831532Laminated cushion
2765480All purpose orthopedic pillow
2562725Pregnancy abdominal pillow and casing
2336707Pillow
1457203Mattress
1385355Pillow or like object
0765519N/A
Foreign References:
GB803936A
GB805419A