Title:
Device for checking golf swing
United States Patent 3071379
Inventors:
Ramsey, Ernest W.
Publication Date:
01/01/1963
Export Citation:
Click for automatic bibliography generation
Assignee:
Joseph, Canfield A.
Delmer, Wisner L.
Primary Class:
473/237
Other Classes:
434/252
International Classes:
A63B69/36; A63B69/36
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US Patent References:
2914245Accounting machine controlled by differentially coded cards with data comparison of successive cards
2714562Self-sealing wrapping material
2660436Indicating disk for golf club heads
2620186Practice swing golf club attachment
2495679Marking attachment for golf clubs
2116655Attachment for golf clubs
1455579Writing and drawing surface
1068691N/A
Foreign References:
GB189627518A