US1053373A
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Mandrel-extractor for boiler tube or flue expanders.
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US1133014A
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Method of extracting mandrels from boiler-tube expanders.
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US1053372A
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Mandrel-extractor for boiler tube or flue expanders.
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US947807A
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Grease-cup-filling device.
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US924049A
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Flue or tube expander.
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US898203A
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Boiler-tube expander.
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US906865A
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Apparatus for boiler-flue work.
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US906866A
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Flue-cutter.
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US898202A
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Boiler-tube expander.
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US858271A
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Stay-bolt cutter.
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US808032A
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Flue-expander.
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US793573A
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Flue-expander.
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US793574A
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Flue-beading tool.
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US808031A
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Cutter for flue-sheets and the like.
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US779841A
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Steel-hardening machine.
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US769310A
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Apparatus for boiler-flue work.
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US770052A
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Flue-cutter.
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US808030A
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Flue or tube expander.
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US769309A
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Polishing-wheel.
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