Compressed air drain opening device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 8, 2005
Grant Date -
Nov 18, 2004
app pub date -
May 13, 2003
filing date -
May 7, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An air plunger is described. The air plunger comprises an upper barrel and a lower barrel slidably received by the upper barrel. An air seal is fixed to the lower barrel and slidably engages with the upper barrel. A nozzle is attached to the lower barrel opposite to the upper barrel. A stop mechanism prohibits the upper barrel from disassociating with the lower barrel.
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Family
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Cited Art Landscape
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