NL22409C - - Google Patents

Info

Publication number
NL22409C
NL22409C NL22409DA NL22409C NL 22409 C NL22409 C NL 22409C NL 22409D A NL22409D A NL 22409DA NL 22409 C NL22409 C NL 22409C
Authority
NL
Netherlands
Application number
Publication of NL22409C publication Critical patent/NL22409C/xx

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B51/00—Stringing tennis, badminton or like rackets; Strings therefor; Maintenance of racket strings
    • A63B51/12—Devices arranged in or on the racket for adjusting the tension of the strings

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
NL22409D NL22409C (xx)

Publications (1)

Publication Number Publication Date
NL22409C true NL22409C (xx)

Family

ID=1788871

Family Applications (1)

Application Number Title Priority Date Filing Date
NL22409D NL22409C (xx)

Country Status (1)

Country Link
NL (1) NL22409C (xx)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4595201A (en) * 1982-03-30 1986-06-17 Herwig Fischer Tensionable racket having unique stringing pattern
US4597576A (en) * 1984-07-09 1986-07-01 Haythornthwaite James Alan Sports racquet utilizing non-circular strings
US4613138A (en) * 1984-07-09 1986-09-23 Haythornthwaite James Alan Tennis racquet with flexible membrane frame
US4765621A (en) * 1985-07-23 1988-08-23 Francois Game Tennis racquet

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4595201A (en) * 1982-03-30 1986-06-17 Herwig Fischer Tensionable racket having unique stringing pattern
US4754968A (en) * 1982-03-30 1988-07-05 Herwig Fischer Racket having unique stringing pattern
US4597576A (en) * 1984-07-09 1986-07-01 Haythornthwaite James Alan Sports racquet utilizing non-circular strings
US4613138A (en) * 1984-07-09 1986-09-23 Haythornthwaite James Alan Tennis racquet with flexible membrane frame
US4765621A (en) * 1985-07-23 1988-08-23 Francois Game Tennis racquet

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