CONSOLIDATED BALANCE SHEET (unaudited) (USD $)	Oct. 31, 2011	Jan. 31, 2011
Current assets
Cash and cash equivalents	$ 32,674,159	$ 32,400,814
Short-term investments	764,061	497,155
Accounts receivable, net of allowance for doubtful accounts of approximately $498,000 and $444,000, respectively	16,134,931	15,311,322
Inventories	17,653,829	15,474,430
Prepaid expenses, deposits and other current assets	1,667,011	1,578,176
Deferred income taxes	85,342	84,155
Total current assets	68,979,333	65,346,052
Property, plant and equipment, net	20,178,001	19,863,031
Goodwill	20,798,913	20,798,913
Other assets	2,367,577	2,038,332
Total assets	112,323,824	108,046,328
Current liabilities
Current portion of debt	639,950	532,540
Common shares, $.10 par value; 36,000,000 shares authorized, 15,928,679 shares issued, of which 1,269,134 and 1,270,417 shares were reacquired and held in treasury at the respective dates	1,592,868	1,592,868
Accounts payable	6,484,748	4,864,724
Accrued salaries, wages and benefits	1,620,519	1,650,314
Other accrued expenses	2,765,020	2,286,043
Dividend payable	1,040,828	967,445
Customers' advances	3,357,674	907,107
Total current liabilities	15,908,739	11,208,173
Long-term debt	2,773,613	3,011,988
Accrued pension retirement benefits	3,806,208	6,553,262
Other non-current liabilities	55,842	54,195
Deferred income taxes	2,716,481	2,745,786
Total liabilities	25,260,883	23,573,404
Shareholders' equity
Common shares, $.10 par value; 36,000,000 shares authorized, 15,928,679 shares issued, of which 1,269,134 and 1,270,417 shares were reacquired and held in treasury at the respective dates	1,592,868	1,592,868
Additional paid-in capital	3,989,227	3,448,249
Retained earnings	95,121,987	93,113,247
Accumulated other comprehensive loss	(3,159,968)	(3,201,767)
Treasury shares, at cost	(10,481,173)	(10,479,673)
Total shareholders' equity	87,062,941	84,472,924
Total liabilities and shareholders' equity	$ 112,323,824	$ 108,046,328