Abstract
Firma Donnay, composite tennis racket, JP 5168730
| Original language | English |
|---|---|
| Publication status | Published - 1970 |
Tennis racket with variable sections in the top of the head
Hugo Sol (Inventor)
Research output: Patent
Hugo Sol (Inventor)
Research output: Patent
| Original language | English |
|---|---|
| Publication status | Published - 1970 |