GB120885A
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Improvements in and relating to Propellers.
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CA86036A
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Method of compressing air
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CA83982A
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Elastic fluid compressor
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GB190310321A
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Improvements in and relating to Elastic Fluid Compressors
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US760843A
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Elastic-fluid compressor.
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GB190223829A
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Improvements in Apparatus for Elastic Fluid Compression.
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US722558A
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|
Apparatus for elastic-fluid compression.
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CA43458A
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Sheep shearing machine
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CA43848A
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Driving gear
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CA13908A
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Appliance to be attached to the shoes of animals to afford a better foothold
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CA13901A
|
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Appliance to be attached to boots and shoes to prevent persons from slipping
|
CA4553A
|
|
Improvements on sewing machines
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