Condensed Consolidated Balance Sheets (Unaudited) (USD $)	Sep. 30, 2014		Dec. 31, 2013
Current Assets:
Cash and cash equivalents	$ 851,331		$ 443,608
Certificates of deposit	5,809,000		6,207,348
Accounts receivable, net	5,961,305	[1]	5,510,770	[1]
Inventories, net	5,282,751		4,880,788
Deferred tax assets	448,191		410,191
Other current assets	435,467		295,521
Total current assets	18,788,045		17,748,226
Property, Plant and Equipment:
Land	923,587		923,587
Land improvements	323,333		314,563
Buildings and improvements	6,462,384		6,438,022
Production equipment and other	32,941,122		31,806,103
Property, Plant and Equipment Gross	40,650,426		39,482,275
Less accumulated depreciation	29,825,757		29,073,155
Net property, plant and equipment	10,824,669		10,409,120
Total assets	29,612,714		28,157,346
Current Liabilities:
Accounts payable	1,295,116		924,943
Accrued wages and salaries	1,022,952		560,114
Other accrued expenses	553,281		609,846
Unearned revenue and customer deposits	90,968		126,066
Total current liabilities	2,962,317		2,220,969
Deferred income taxes	1,009,275		1,065,275
Total liabilities	3,971,592		3,286,244
Shareholders' Equity:
Preferred stock	0	[2]	0	[2]
Common stock	1,138,096	[3]	1,138,096	[3]
Additional paid-in capital	447,134		447,134
Retained earnings	27,977,990		27,207,970
Less: Treasury stock	3,922,098	[4]	3,922,098	[4]
Total shareholders' equity	25,641,122		24,871,102
Total liabilities and shareholders' equity	$ 29,612,714		$ 28,157,346

[1] Net of allowance of $150,000.

[2] No par value, 500,000 shares authorized, none outstanding.

[3] $1.00 par value, 4,000,000 shares authorized, 1,138,096 shares issued, 966,132 shares outstanding.

[4] At cost, 171,964 shares.