Telephone cable construction

Claim 1

A COMMUNICATION CABLE COMPRISING IN COMBINATION AN OUTER MOISTURE-IMPERVIOUS JACKET, AN INTERMEDIATE SHIELD, AND AN INNER PLURALITY OF ELECTRICAL CONDUCTORS CONJOINTLY INSULATED IN PAIRS SO THAT LONGITUDINAL STRESSES WILL BE SHARED EQUALLY BY THE CONDUCTORS OF EACH PAIR, SAID PAIRED CONDUCTORS BEING TWISTED WITH LENGTHS OF LAY OF DIFFERENT FROM INTEGRAL MULTIPLES OF THE LENGTHS OF LAY OF OTHER PAIRED CONDUCTORS WITHIN THE CABLE TO MINIMIZE ELECTRICAL COUPLING BETWEEN PAIRED CONDUCTORS, THE TWIST LAY UTILIZING IDENTICAL LENGTHS OF WIRE IN EACH PAIR TO MINIMIZE RESISTANCE UNBALANCE AND PAIR-TO-PAIR CAPACITANCE UNBALANCE, THE INSULATION ON SAID PAIRED CONDUCTORS COMPRISING FLEXIBLE DIELECTRIC MATERIAL HAVING TWO OR MORE IDENTIFYING COLORS ON EACH PAIR OF CONDUCTORS SO THAT BOTH A CONDUCTOR PAIR AND EACH CONDUCTOR OF THE PAIR ARE IDENTIFIABLE RELATIVE TO THE OTHER CONDUCTOR PAIRS IN SAID CABLE BY STRIPPING A RELATIVELY SHORT LENGTH OF SAID JACKET FROM SAID CABLE.