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US5283393A
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Armored flexible electrical conduit with fittings
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US5165735A
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Electrical fitting for conduit connection
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US5087795A
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Strain relief liquid tight electrical connector
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US4835342A
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Strain relief liquid tight electrical connector
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ZA827824B
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Unyielding coupling for connecting lenghts of pipe or the like
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US4368997A
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Pivot joint
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US4435005A
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Joint for conduit with single threaded end
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US4146252A
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Pipe coupling arrangement
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US4096556A
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Lamp harp
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US4082319A
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Coupling sleeve
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CA1032574A
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Pipe joint for metal conduit
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US4050722A
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Joint for conduit
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US4005879A
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Conduit joint
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US4047743A
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Light walled conduit
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US3984130A
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Pipe joint for an intermediate metal conduit
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CA957707A
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Light walled conduit with integral coupling
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CA970054A
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Light walled conduit with integral fitting
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US3560733A
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Take-apart lamp harp
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US3527934A
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Take-apart lamp harps
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US3045973A
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Reverse rigging arrangement for tower
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