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US2038292A
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Junction box
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US2038291A
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Junction box
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US2038290A
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Electrical fixture
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US2024862A
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Expansion coupling for cable conduits
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US1949305A
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Renewable fuse plug
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US1935561A
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Insulated bushing for cables in conduits
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US1737242A
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Threadless coupling
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US1748480A
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Fuse structure for electric circuits
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US1710640A
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Offset conduit-elbow fitting
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US1671824A
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Electric switchboard and template structure
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US1700983A
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Conduit elbow
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US1710639A
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Expansion anchor for bolts
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US1659268A
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Joint for screwless pipes or conduits
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US1659267A
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Panel cabinet for electrical connections
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US1647002A
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Electric appliance support and connection
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US1606789A
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Removable junction sleeve
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US1585859A
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Fuse
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US1074434A
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Fuse.
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CA315599A
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Electrical connection panel cabinet
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