Inventories

6 Months Ended

Mar. 31, 2018

Inventory Disclosure [Abstract]

Inventories

Note 3. Inventories

Inventories are stated at the lower of cost determined on the first-in, first-out method or net realizable value.

Net realizable value is determined as the estimated selling price in the normal course of business minus the cost of completion, disposal and transportation.

Inventories net of the reserve for obsolescence consisted of the following:

	March 31, 2018		September 30, 2017
Raw materials and stock parts	$	323,902	$	337,462
Work-in-process		23,625		21,861
Finished goods		89,734		98,835
	$	437,261	$	458,158

The Company’s reserve for obsolescence equaled $445,158 at March 31, 2018 and September 30, 2017. The Company provides for a valuation reserve for certain inventory that is deemed to be obsolete, of excess quantity or otherwise impaired.