Heidelberg Brewing Co. v. North American Service Co.

In a suit to cancel a contract for the rental of patented advertising signs with relief prayed for enlarged by supplemental petitions to include reformation of the contract because of mutual mistake of fact, the District Court dismissed the petition because clear and convincing evidence was lacking to establish the fact that the plain and unambiguous statement contained in the writing was due to mutual mistake of the parties or error of the draftsman, or that the broad guarantee claimed by the plaintiff was a part of the consideration for the instrument or was omitted therefrom by mutual…