Examples from the Web for co-partner
In the other I was a co-partner, and only received, on a division, the equal portion allotted me.
The latter found the National Founders' Association as their antagonist or potential "co-partner" in the industry.A History of Trade Unionism in the United States|Selig Perlman
And just to this extent he had become a co-partner in their crime.The Pit Prop Syndicate|Freeman Wills Crofts
At this juncture of affairs Almagro, a co-partner in the Peruvian expedition, arrived on the scene with a strong reinforcement.Wealth of the World's Waste Places and Oceania |Jewett Castello Gilson
He was driven over to the jail, and his co-partner in crime, Joseph Seminole, brought into his presence.