Tent – canopy – umbrella – or cane – Portable shelter – With heating – lighting – or ventilating
Patent
1986-12-17
1988-03-15
Raduazo, Henry E.
Tent, canopy, umbrella, or cane
Portable shelter
With heating, lighting, or ventilating
52 63, 135101, 135117, 47 17, 47 31, A01G 900
Patent
active
047306335
ABSTRACT:
This invention relates to shelters which are readily adaptable in size and configuration to define an environment, preferably about plants, to control the amount of radiation, humidity, temperature and ventilation and to inhibit intrusion into the defined environment by deleterious vectors such as insects, unwanted microorganisms, weed seeds and the like.
REFERENCES:
patent: 302000 (1884-07-01), Keys
patent: 2986150 (1961-05-01), Torian
patent: 3836417 (1974-09-01), Yaeger
patent: 3989396 (1976-11-01), Matsumoto
patent: 4092992 (1978-06-01), Huddle
patent: 4109440 (1978-08-01), Bill
patent: 4218104 (1980-08-01), Anderson
patent: 4318253 (1982-03-01), Wedel
patent: 4381629 (1983-05-01), Ahn
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