publication_number US 6510616 B1 abstract an adjustable template tool for stairways for speeding up and simplifying stair layouts the adjustable template tool for stairways includes an elongate support assembly and also includes a stair riser template member being adjustably mounted to the elongate support assembly with a fastening member and also includes a stair tread template member being adjustably mounted to the elongate support assembly with a fastener application_number US 77026701 A description with reference now to the drawings and in particular to fig1 through 3 thereof a new adjustable template tool for stairways embodying the principles and concepts of the present invention and generally designated by the reference numeral 10 will be described as best illustrated in fig1 through 3 the adjustable template tool for stairways 10 generally comprises an elongate support assembly including a first and second elongate support members 11 16 with each including a main wall 12 17 having upper rounded corners and also including a longitudinal slot 13 18 being disposed through an end portion of the main wall 13 17 and further including a hole 14 19 being disposed through another end portion of the main wall 12 17 and also including spacer members 21 being conventionally disposed between the first and second elongate support members 11 16 with the first and second elongate support members.