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The Strowger switch is the first commercially successful electromechanical stepping switch telephone exchange system. It was developed by the Strowger Automatic Telephone Exchange Company founded in 1891 by Almon Brown Strowger. Because of its operational characteristics, it is also known as a step-by-step (SXS) switch.

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  1. Seattle206

    WA: Gunsmith to Shorten, Crown, Installed Bead on SxS Shotgun (Seattle Area)

    I have an old Stevens 311H SxS 12GA that I want to turn into a coach gun. Any recommendations in the Seattle area who can shorten the barrel down to 18.5", crown, and install a bead sight? Thank you.
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