Consolidated Balance Sheets - USD ($)	Dec. 29, 2018	Dec. 30, 2017
Current Assets
Cash and cash equivalents	$ 13,925,765	$ 22,275,477
Accounts receivable, less allowances of $680,000 in 2018 and $470,000 in 2017	30,285,316	27,119,910
Inventories:
Raw materials and component parts	17,841,166	14,331,915
Work in process	8,960,202	7,718,379
Finished goods	25,971,841	25,218,463
Total inventories	52,773,209	47,268,757
Prepaid expenses and other current assets	3,071,888	3,401,456
Refundable income taxes	1,133,847	0
Total Current Assets	101,190,025	100,065,600
Property, Plant and Equipment
Land	1,159,813	1,160,298
Buildings	16,477,462	16,426,977
Machinery and equipment	56,131,340	52,680,240
Accumulated depreciation	(43,915,238)	(41,075,121)
Property, Plant and Equipment, Net	29,853,377	29,192,394
Other Assets
Goodwill	34,840,376	32,228,891
Trademarks	3,686,063	3,686,063
Patents and other intangibles net of accumulated amortization	10,281,720	9,275,158
Deferred income taxes	1,396,006	2,010,291
Total other assets	50,204,165	47,200,403
TOTAL ASSETS	181,247,567	176,458,397
Current Liabilities
Accounts payable	18,497,626	14,712,414
Accrued compensation	4,159,808	4,376,211
Other accrued expenses	3,095,666	3,606,057
Contingent Liability	2,070,000	2,070,000
Current portion of long-term debt	2,325,000	6,550,000
Total Current Liabilities	30,148,100	31,314,682
Deferred income taxes	1,516,012	1,723,543
Other long-term liabilities	353,856	358,982
Long-term debt, less current portion	26,350,000	28,675,000
Accrued other postretirement benefits	648,635	1,032,171
Accrued pension cost	25,362,325	26,423,429
Commitments and contingencies (See Note 6)
Shareholders' Equity
Voting Preferred Stock, no par value: Authorized and unissued: 1,000,000 shares
Nonvoting Preferred Stock, no par value: Authorized and unissued: 1,000,000 shares
Common Stock, no par value: Authorized: 50,000,000 shares Issued: 8,965,987 shares in 2018 and 8,957,974 shares in 2017 Outstanding: 6,231,258 shares in 2018 and 6,263,245 shares in 2017	29,994,890	29,501,123
Treasury Stock: 2,734,729 shares in 2018 and 2,694,729 shares in 2017	(20,169,098)	(19,105,723)
Retained earnings	109,671,362	97,921,903
Accumulated other comprehensive income (loss):
Foreign currency translation	(2,106,329)	(943,193)
Unrealized gain on interest rate swap, net of tax	166,444	41,757
Unrecognized net pension and other postretirement benefit costs, net of tax	(20,688,630)	(20,485,277)
Accumulated other comprehensive loss	(22,628,515)	(21,386,713)
Total Shareholders' Equity	96,868,639	86,930,590
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 181,247,567	$ 176,458,397