|
US1162512A
|
|
Eccentric ball-bearing reciprocating device.
|
|
US1027432A
|
|
Feed-regulator.
|
|
US937861A
|
|
Method of making grading-reels.
|
|
US897489A
|
|
Grain and seed separator.
|
|
US963392A
|
|
Grain separator and cleaner.
|
|
CA99064A
|
|
Sieve cleaner
|
|
US816821A
|
|
Sieve-cleaner for grain-separators.
|
|
CA84464A
|
|
Dust collector
|
|
GB190309227A
|
|
Improvements in Apparatus for Removing Dust from Dust-laden Gases.
|
|
US781550A
|
|
Machine for grading cereals or other material.
|
|
US727439A
|
|
Dust-collector.
|
|
GB190101763A
|
|
Improvements in Dust Collectors.
|
|
US673547A
|
|
Dust-collector.
|
|
CA53569A
|
|
Dust collector
|
|
GB189603310A
|
|
Improvements in Dust Collectors.
|
|
CA27130A
|
|
Cockle machine
|
|
US975995A
|
|
Cleaning attachment for grain-separators.
|
|
CA16514A
|
|
Improvements on dust collectors for flour mills
|
