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Note 6 - Product Warranties (Tables)

12 Months Ended

Oct. 31, 2017

Notes Tables

Schedule of Product Warranty Liability [Table Text Block]

		Years ended October 31,
		2017				2016
Balance at beginning of year		$	70,000			$	130,000
Liabilities accrued for warranties issued during the year			238,093				124,018
Warranty claims paid during the period			(171,523	)			(130,691	)
Changes in liability for pre-existing warranties during the year			43,430				(53,327	)
Balance at end of year		$	180,000			$	70,000

X

- Definition

Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249

+ Details

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X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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Period Type:	duration