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C. STOCKHOLDERS EQUITY (Details 1) - shares
Mar. 31, 2019
Sep. 30, 2018
Incentive Stock Option Plans    
Total shares reserved under plans 138,400 138,400
Shares reserved for outstanding options 123,558 123,558
Shares issued 0 0
Remaining options/shares under plans 385 385
Non Qualified Stock Option Plans    
Total shares reserved under plans 3,387,200 3,387,200
Shares reserved for outstanding options 3,010,476 3,036,569
Shares issued 0 0
Remaining options/shares under plans 335,619 309,526
Stock Bonus Plans    
Total shares reserved under plans 783,760 783,760
Shares reserved for outstanding options 0 0
Shares issued 322,928 297,230
Remaining options/shares under plans 460,799 486,497
Stock Compensation Plan    
Total shares reserved under plans 134,000 134,000
Shares reserved for outstanding options 0 0
Shares issued 115,590 118,590
Remaining options/shares under plans 18,410 15,410
Incentive Stock Bonus Plan    
Total shares reserved under plans 640,000 640,000
Shares reserved for outstanding options 0 0
Shares issued 620,500 624,000
Remaining options/shares under plans 16,000 16,000