Beds – Camp beds – Canopied
Patent
1989-11-21
1991-05-28
Trettel, Michael F.
Beds
Camp beds
Canopied
5111, 5187, A47C 1764
Patent
active
050182277
ABSTRACT:
A cot-tent which insulates against the loss of heat by convection, conduction, and radiation and which is unusually simple to manufacture, use and store.
REFERENCES:
patent: 947472 (1910-01-01), Lehman
patent: 2639442 (1953-05-01), Herzog
patent: 3601825 (1971-08-01), Moorhead
patent: 4012800 (1977-03-01), Mitchell et al.
patent: 4658482 (1987-04-01), Brockhaus
patent: 4872470 (1989-10-01), Hayashida et al.
patent: 4914768 (1990-04-01), Howard
Nissle Tod R.
Trettel Michael F.
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