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Inventories
12 Months Ended
Sep. 30, 2023
Inventories  
Inventories

Note 4.  Inventories

Inventories are stated at the lower of cost or net realizable value. The cost of inventories is determined using the FIFO method. The following is a summary of the major classes of inventories:

September 30, 

September 30, 

 

    

2022

    

2023

    

 

Raw Materials

$

31,887

$

42,602

Work-in-process

 

226,572

 

229,120

Finished Goods

 

97,657

 

140,756

Other

 

1,440

 

1,599

$

357,556

$

414,077