Inventories: Inventories (Tables)

9 Months Ended

Sep. 30, 2019

Tables/Schedules

Inventories

	September 30, 2019	December 31, 2018
Raw material	$             2,342,744	$             2,798,918
Work-in-process	1,508,728	1,878,977
Finished goods	2,181,861	2,001,496
Inventory, gross	6,033,333	6,679,391
Valuation reserves	(557,000)	(579,000)
Inventories, net	$             5,476,333	$             6,100,391