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DE845433C
|
|
Device for the extraction of heat from the exhaust gases of discontinuous internal combustion engines
|
|
GB191326706A
|
|
Improvements in and relating to Harvesting Machines for Potatoes and the like.
|
|
CA139821A
|
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Potato digger
|
|
US997013A
|
|
Potato-digger.
|
|
GB191104725A
|
|
An Improvement in Potato-diggers.
|
|
GB190926118A
|
|
Apparatus for Separating Potatoes in Potato Harvesting Machines.
|
|
US861771A
|
|
Potato-digging machine.
|
|
GB190616961A
|
|
Improvements in or relating to Potato Digging Machines and the like.
|
|
GB190014861A
|
|
An Improved Potato Harvesting Machine.
|
|
CA272462A
|
|
Harvesting machine
|
|
CA203394A
|
|
Harvester
|
