BE691716A - - Google Patents
Info
- Publication number
- BE691716A BE691716A BE691716DA BE691716A BE 691716 A BE691716 A BE 691716A BE 691716D A BE691716D A BE 691716DA BE 691716 A BE691716 A BE 691716A
- Authority
- BE
- Belgium
Links
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/0073—Means for releasably holding a ball in position; Balls constrained to move around a fixed point, e.g. by tethering
- A63B69/0079—Balls tethered to a line or cord
- A63B69/0084—Balls tethered to a line or cord the line or cord being fixed to at least two points
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Toys (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR46398 | 1966-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE691716A true BE691716A (ko) | 1967-05-29 |
Family
ID=8599093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE691716D BE691716A (ko) | 1966-01-19 | 1966-12-23 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE691716A (ko) |
| CH (1) | CH452413A (ko) |
| DE (1) | DE1578605A1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1267920A (en) * | 1984-08-28 | 1990-04-17 | Tatsuo Yamanouchi | Tennis practice apparatus |
| CN109999451A (zh) * | 2019-04-23 | 2019-07-12 | 范鸿翔 | 一种练球设备及其组件 |
-
1966
- 1966-12-23 BE BE691716D patent/BE691716A/xx unknown
- 1966-12-23 CH CH1852166A patent/CH452413A/fr unknown
- 1966-12-30 DE DE19661578605 patent/DE1578605A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH452413A (fr) | 1968-05-31 |
| DE1578605A1 (de) | 1971-01-14 |