CA141215A
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Window
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CA141214A
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Window
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US1025688A
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Manufacture of metal casements.
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US1016916A
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Jointing metal sash-bars.
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GB191107185A
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Improvements in the Manufacture of Metal Casements.
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GB191106537A
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Improvements in Jointing Metal Sash Bars.
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US1002228A
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Blank for making metallic window sashes and frames.
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CA134668A
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Metal sash bar jointage
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GB191007286A
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Improvements in Jointing Metal Sash Bars.
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CA119260A
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Machine for manufacturing expanded metal
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CA113819A
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Manufacture of expanded metal
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US892938A
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Expanded metal.
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US890126A
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Process of manufacturing expanded metal.
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US890127A
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Machine for manufacturing expanded metal.
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GB190801098A
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Improvements in the Manufacture of Expanded Metal and in Apparatus therefor.
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GB190521083A
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Improvements in Apparatus for the Manufacture of Expanded Metal.
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