1.Make a sale deed -
2.Describe all the machineries and inventory in detail in that deed.
3.Clearly indicate who is the buyer and seller and the address of both the buyer and seller.
4.Pay the amount by cheque or DD. include the details of the payment also in the sale deed.
5.Two wittness of this sale.
6.Get the sale deed Notarised and both the parties should sign in the register of the notary.