1 Matching Results
Results open in a new window/tab.
Results:
1 - 1 of
1
Spark-Plug Attachment
Patent for A Spark-Plug Attachment. This spark- plug attachment is designed to facilitate the sparking process without further damaging the porcelain component of the spark-plug.
Date:
July 15, 1918
Creator:
Sherill, Guy M.
System:
The Portal to Texas History