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Example

((US patent reference
 | number = 5285709
 | issue-date = 15 February 1994
 | inventor = John D. Grant
 | title = Machine head for tuning a stringed instrument, especially a guitar or the like
))

Testing sandbox version

((US_patent_reference/sandbox))

US5,285,709 (PDF version) John D. Grant, Machine head for tuning a stringed instrument, especially a guitar or the like.

Testing main template

((US_patent_reference))

US patent 5285709, John D. Grant, "Machine head for tuning a stringed instrument, especially a guitar or the like", issued 15 February 1994