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US4054373A
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Microform viewer
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US3926509A
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Double reflection viewing instrument
|
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GB191511081A
|
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A Device for Holding Play, or Show-cards in Wood, or Metal Frames in Place of Glass.
|
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GB190802439A
|
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A Mixture that will Stand Heat, for Coating Radiators, Hot Water (or Steam) Pipes and Cylinders
|
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GB190407921A
|
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Improved Means for Lubricating the Spindles of Self-acting Mules
|
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GB190211457A
|
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An Improved Talking Machine Cabinet
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GB190203414A
|
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Improvements in Reciprocating Machines for Stone Cutting
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GB190123710A
|
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Improvements in Metallic Packing for the Rods of Steam Engines, Pumps, and other Machinery
|
|
GB190118554A
|
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Improvements in Bottle Cleaners
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|
GB190114704A
|
|
Improvements in Valve Mechanism for Discharging Liquids under Pressure into Siphon Bottles and other Receptacles.
|
|
GB190109257A
|
|
Improvements in Fire-extinguishing Sprinklers
|
|
GB190004816A
|
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Improvements in Journal Bearings.
|
|
GB189918164A
|
|
Improvements in Fire-proof Floor Construction.
|
|
GB189918162A
|
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Improvements in Rod Packings.
|
|
US633814A
|
|
Bicycle.
|
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GB189524494A
|
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An Improved Washing, Wringing, and Mangling Machine.
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GB189517290A
|
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An Adjustable Support for Electric Lamps or similar Fixtures.
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CA487702A
|
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Abrasive tools
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