Sheathing and venting of resistance-tape level sensor
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United States of America Patent
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Nov 6, 1990
Grant Date -
N/A
app pub date -
Jul 24, 1989
filing date -
Jul 24, 1989
priority date (Note) -
Expired
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Abstract
Sheathing for a resistance-tape level sensor which provides a multiplicity of enclosing envelopes for guarding the critical inner electrical sensing element, and multiple venting paths for respiration and pressure-equalization of chambers formed by the separate envelopes.
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