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Patents
Patents Represented by Attorney Donald R. Sjostrom
Patents Represented by Attorney Donald R. Sjostrom
Find this attorney in the Justia Lawyer Directory
Barbecue tool
Patent number:
D257756
Type:
Grant
Filed:
March 13, 1979
Date of Patent:
January 6, 1981
Inventor:
Logan W. Johnson
Portable concrete fence support
Patent number:
D258088
Type:
Grant
Filed:
November 6, 1978
Date of Patent:
January 27, 1981
Inventor:
Harold D. Koch