JPS4840515A - - Google Patents
Info
- Publication number
- JPS4840515A JPS4840515A JP47063149A JP6314972A JPS4840515A JP S4840515 A JPS4840515 A JP S4840515A JP 47063149 A JP47063149 A JP 47063149A JP 6314972 A JP6314972 A JP 6314972A JP S4840515 A JPS4840515 A JP S4840515A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63D—BOWLING GAMES, e.g. SKITTLES, BOCCE OR BOWLS; INSTALLATIONS THEREFOR; BAGATELLE OR SIMILAR GAMES; BILLIARDS
- A63D1/00—Installations for bowling games, e.g. bowling-alleys or bocce courts
- A63D1/06—Adjusting apparatus; Stands for players
Landscapes
- Geophysics And Detection Of Objects (AREA)
- Burglar Alarm Systems (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18176171A | 1971-09-20 | 1971-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4840515A true JPS4840515A (en) | 1973-06-14 |
Family
ID=22665683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47063149A Pending JPS4840515A (en) | 1971-09-20 | 1972-06-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3743290A (en) |
| JP (1) | JPS4840515A (en) |
| CA (2) | CA963490A (en) |
| DE (1) | DE2229878A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2629476B2 (en) * | 1976-06-30 | 1979-02-15 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Light barrier arrangement that monitors itself for contamination |
| US4143874A (en) * | 1977-08-24 | 1979-03-13 | Mcgehee Richard S | Foul line detector circuit |
| US4516115A (en) * | 1982-04-16 | 1985-05-07 | Cerberus Ag | Intrusion detection system |
| DE3320528A1 (en) * | 1983-06-07 | 1984-12-13 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | DOOR LOCKING LIGHT BARRIER |
| US5046302A (en) * | 1989-02-15 | 1991-09-10 | Transfresh Corporation | Method and apparatus for bagging product units |
| US5294912A (en) * | 1991-07-22 | 1994-03-15 | Lumi Sport Products, Inc. | Long jump and triple jump foul detector system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2039604A (en) * | 1934-09-05 | 1936-05-05 | Aubrey D Miller | Signal for motor vehicles |
| GB952296A (en) * | 1961-09-01 | 1964-03-11 | Philips Electrical Ind Ltd | Improvements relating to foul detectors for use in bowling alleys |
| US3170689A (en) * | 1962-04-27 | 1965-02-23 | Raymond E Brown | Foul detecting system with transistor output switch |
| US3307848A (en) * | 1963-10-09 | 1967-03-07 | American Mach & Foundry | Bowling pin detecting apparatus |
| US3369810A (en) * | 1964-09-28 | 1968-02-20 | American Mach & Foundry | Foul detector |
| US3629594A (en) * | 1970-04-16 | 1971-12-21 | Reese Hospital Michael | Patient-position-monitoring method and system for use during medical diagnostic and therapeutic procedures |
-
1971
- 1971-09-20 US US00181761A patent/US3743290A/en not_active Expired - Lifetime
-
1972
- 1972-06-19 DE DE2229878A patent/DE2229878A1/en active Pending
- 1972-06-23 JP JP47063149A patent/JPS4840515A/ja active Pending
- 1972-08-16 CA CA149,570A patent/CA963490A/en not_active Expired
-
1974
- 1974-05-02 CA CA198,703A patent/CA963491A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA963491A (en) | 1975-02-25 |
| US3743290A (en) | 1973-07-03 |
| CA963490A (en) | 1975-02-25 |
| DE2229878A1 (en) | 1973-04-05 |