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Note 6 - Product Warranties
3 Months Ended
Mar. 31, 2021
Notes to Financial Statements  
Product Warranty Disclosure [Text Block]

NOTE 6 - PRODUCT WARRANTIES

 

A liability is established for estimated future warranty and service claims based on historical claims experience and specific product failures. The Company expenses warranty costs directly to Cost of products sold. Changes in the Company’s product warranties liability are:

 

  

March 31,

 
  

2021

  

2020

 

Balance at beginning of year

 $1,361  $1,438 

Provision

  510   294 

Claims

  (395)  (302

)

Balance at end of period

 $1,476  $1,430