US Army Hudson Crank Duster mystery thing

[marco]

Hello All,

Is there someone who can tell me what this is?
Seems to be a piece of American engineering of which there is no European equivalent.
At least, I have never seen a look-alike.

Ebay item 150222554762.

http://cgi.ebay.com/US-ARMY-CRANK-DU...QQcmdZViewItem

Best regards,

Marco