Registers – Calculators – Bar
Patent
1990-08-30
1991-10-15
Hix, L. T.
Registers
Calculators
Bar
235 78R, G06G 100, G06G 102
Patent
active
050576755
ABSTRACT:
A hand operated calculator is provided for estimating a length of a patch cord necessary to extend between any two of a plurality of connection locations of spaced apart frames in a distribution bay. The calculator includes three members which are movable relative to one another. Each of the members carries various indicia which when aligned indicate an optimum amount of patch cord necessary to extend between indicated connection locations of spaced apart frames.
REFERENCES:
patent: 2103332 (1937-12-01), Mayfield
patent: 2486913 (1949-11-01), Bessiere
patent: 4028529 (1977-06-01), Van De Weghe
ADC Telecommunications Inc.
Hix L. T,.
Lee Eddie C.
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