UNT Libraries Government Documents Department - 3 Matching Results

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Gas Producer.
Patent for improvements to gas producers of the type in which combustible gases are evolved from coal, lignite, etc., during the incomplete combustion thereof.
Stalk-Cutter Attachment.
Patent for a planter attachment. It allows quick attachment of a stalk cutter that would let a planter serve two purposes.
Well Bucket
Patent for Improvements in well buckets. The bucket has an inlet valve at the bottom and an air escape valve at the top that permits air to escape freely while preventing the entrance of dirt and extraneous matter to the interior of the bucket.
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