Device for administering powdered substances
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 24, 1987
Grant Date -
N/A
app pub date -
Jun 5, 1984
filing date -
Jun 5, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The device includes a sprayer of powdered substances having a conveying line which includes a coaxially arranged drain pipe and a catheter. The sprayer includes a piston with a valve and a cylindrical housing having a valve and a diametral partition with an opening. The partition divides the sprayer into a delivery portion and a spraying portion.
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Cited Art Landscape
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