Title: Weight adjustment of golfing iron heads

Abstract: An opening is formed in a golf iron head, the opening having an inner wall; a tubular plug is affixed in the opening; the head is exteriorly finished; comminuted weighting material is inserted through the tubular plug into a local interior region of the opening between the wall and plug; and the plug is then closed.

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Inventors: Thompson, Stanley C.

Application Number: 903813
Filing Date: 1978-05-08
Publication_date: 1979-12-25
Assignee:
Primary Class(es): 473/336 29/447, 29/525
Other Classes:
US Patent Ref:

2941806	Jun, 1960	Stevens	273/171.
3172668	Mar, 1965	Blake	273/171.
3191936	Jun, 1965	Guier	273/171.
3212783	Oct, 1965	Bradley et al.	273/171.
3606327	Sep, 1971	Gorman	273/171.
3625518	Dec, 1971	Solheim	273/167.
3761095	Sep, 1973	Thompson	273/167.
3897066	Jul, 1975	Belmont	273/171.
3961796	Jun, 1976	Thompson	273/171.
4145052	Mar, 1979	Janssen	273/171.

Other Refs: 346671

Apr, 1931	GB

Primary Examiner: Apley, Richard J.
Assistant Examiner:
Attorney: Haefliger; William W.