INVENTORIES (Tables)

12 Months Ended

Apr. 30, 2016

INVENTORIES

Table summarizing the components of inventories

		2016		2015
Raw materials	$	1,051,000	$	1,029,000
Work in process		400,000		445,000
Finished goods		252,000		202,000
	$	1,703,000	$	1,676,000