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7. Leases: Schedule of Future Minimum Rental Payments for Operating Leases (Details)
12 Months Ended
Oct. 31, 2021
USD ($)
Details  
2022 $ 117,399
2023 117,944
2024 116,657
2025 96,523
2026 57,806
Thereafter 9,873
Total future minimum lease payments 516,202
Less imputed interest (95,518)
Total $ 420,684