Patent for a lifting-jack that has "strength with durability necessary in this class of devices and that will be simple in construction and easy of operation" (para. 2).

Patent for "a harness so constructed that it may be comfortably worn by the operator, male or female, and further to provide an adjustable attachment between the harness and the implement or machine, being so made that all the force or weight that the operator is capable of exerting may be brought to bear upon the implement to propel it, without unduly fatiguing the operator or rending the work disagreeable, and whereby further the work of propelling the implement or machine will be beneficial to the operator, inasmuch as the harness will compel the operator to assume an upright position and expand the lungs." (Lines 10-26) Includes instructions and illustrations.