Annual report pursuant to Section 13 and 15(d)

Note E - Concentrations (Tables)

v3.10.0.1
Note E - Concentrations (Tables)
12 Months Ended
Sep. 30, 2018
Notes Tables  
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
    Year Ended September 30,
      2018       2017       2016  
United States   $
72,295,000
    $
67,901,000
    $
71,264,000
 
All Other Countries    
5,356,000
     
6,047,000
     
4,024,000
 
Total Net Sales   $
77,651,000
    $
73,948,000
    $
75,288,000