Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Aug. 31, 2022	Nov. 30, 2021
Current assets:
Cash	$ 4,144	$ 2,658
Accounts receivable-customers, net of allowance for doubtful accounts of $34,504 and $38,188 at August 31, 2022 and November 30, 2021, respectively	3,820,163	2,663,030
Inventories, net	10,499,593	9,210,103
Cost and profit in excess of billings	194,402	177,284
Other current assets	430,314	121,170
Total current assets	14,948,616	12,174,245
Property, plant, and equipment, net	5,945,060	5,237,328
Assets held for lease, net	532,967	521,555
Deferred income taxes	2,622,606	2,621,886
Other assets	671,824	299,034
Total assets	24,721,073	20,854,048
Current liabilities:
Accounts payable	2,535,099	1,737,091
Customer deposits	1,300,973	278,509
Billings in excess of cost and profit	302,676	280,761
Income taxes payable	5,500	5,500
Accrued expenses	1,271,428	1,162,373
Line of credit	4,559,000	4,074,530
Current portion of finance lease liabilities	169,023	48,591
Current portion of long-term debt	114,407	99,462
Total current liabilities	10,258,106	7,686,817
Long-term liabilities
Long-term portion of finance lease liabilities	645,499	142,386
Long-term portion of operating lease liabilities	26,578	34,931
Long-term debt, excluding current portion	2,909,198	2,635,467
Total liabilities	13,839,381	10,499,601
Stockholders’ equity:
Undesignated preferred stock - $0.01 par value. Authorized 500,000 shares at August 31, 2022 and November 30, 2021; issued and outstanding 0 shares at August 31, 2022 and November 30, 2021	0	0
Common stock – $0.01 par value. Authorized 9,500,000 shares at August 31, 2022 and November 30, 2021; issued 4,944,671 at August 31, 2022 and 4,583,504 in November 30, 2021	49,447	45,835
Additional paid-in capital	4,370,311	3,760,649
Retained earnings	6,662,890	6,656,487
Treasury stock, at cost (64,574 shares at August 31, 2022 and 44,532 shares at November 30, 2021)	200,956	108,524
Total stockholders’ equity	10,881,692	10,354,447
Total liabilities and stockholders’ equity	$ 24,721,073	$ 20,854,048