Multiple readout spring scale
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United States of America Patent
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-
Nov 19, 1996
Grant Date -
N/A
app pub date -
Feb 14, 1994
filing date -
Mar 26, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention concerns a spring scale with two tubular housing parts enclosing a spring, which can be slid within one another telescopically, with play, but which are unable to rotate due to their cross-sectional shape.
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