INVENTORIES (Tables)

6 Months Ended

Oct. 31, 2019

INVENTORIES

Table summarizing the components of inventories

		October 31, 2019		April 30, 2019
Raw materials	$	2,069,000	$	1,723,000
Work in process		1,185,000		1,052,000
Finished goods		159,000		279,000
	$	3,413,000	$	3,054,000