CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (USD $)	Sep. 28, 2013	Dec. 29, 2012
Current Assets
Cash and cash equivalents	$ 19,080,745	$ 18,482,144
Accounts receivable, less allowances: $425,000 - 2013; $487,000 - 2012	18,662,614	18,368,774
Inventories	30,425,463	29,384,780
Prepaid expenses and other assets	3,352,951	3,365,904
Recoverable income taxes receivable	0	1,158,632
Deferred income taxes	1,066,161	1,064,202
Total Current Assets	72,587,934	71,824,436
Property, Plant and Equipment	62,073,438	58,130,024
Accumulated depreciation	(35,072,372)	(32,469,281)
Net Property, Plant and Equipment	27,001,066	25,660,743
Other Assets
Goodwill	13,889,060	13,933,599
Trademarks	176,540	170,512
Patents, technology and other intangibles net of accumulated amortization	1,519,100	1,653,957
Deferred income taxes	2,168,037	2,610,903
Total Other Assets	17,752,737	18,368,971
TOTAL ASSETS	117,341,737	115,854,150
Current Liabilities
Accounts payable	8,224,036	7,607,658
Accrued compensation	2,465,905	3,453,709
Other accrued expenses	1,043,375	2,414,135
Current portion of long-term debt	1,428,571	1,428,571
Total Current Liabilities	13,161,887	14,904,073
Other long-term liabilities	607,463	607,463
Long-term debt, less current portion	5,000,000	6,071,428
Accrued postretirement benefits	2,669,762	2,507,726
Accrued pension cost	20,766,553	20,181,361
Shareholders' Equity
Voting Preferred Stock, no par value: Authorized and unissued: 1,000,000 shares	0	0
Nonvoting Preferred Stock, no par value: Authorized and unissued: 1,000,000 shares	0	0
Common Stock, no par value: Authorized: 50,000,000 shares Issued: 8,916,546 shares in 2013 and 8,914,478 shares in 2012	28,615,949	28,585,498
Treasury Stock: 2,694,729 shares in 2013 and 2012	(19,105,723)	(19,105,723)
Retained earnings	81,767,475	78,717,589
Accumulated other comprehensive income (loss):
Foreign currency translation	2,303,111	2,640,478
Unrecognized net pension and postretirement benefit costs, net of tax	(18,444,740)	(19,255,743)
Accumulated other comprehensive loss	(16,141,629)	(16,615,265)
Total Shareholders' Equity	75,136,072	71,582,099
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 117,341,737	$ 115,854,150