 | Ohio. General Assembly. Senate - 1872 - 924 หน้า
...approved safetygate, and also an approved safety-spring on the top of every slope ; and an adequate break shall be attached to every drum or machine used for...lowering or raising persons in all shafts or slopes. The provisions of this section shall take effect within six months from and after the passage ot this... | |
 | Ohio - 1872 - 368 หน้า
...approved safety-gate, and also an approved safety-spring on the top of every slope, and an adequate break shall be attached to every drum or machine used for...lowering or raising persons in all shafts or slopes. The provisions of this section shall take effect within six months from and after the passage of this... | |
 | Andrew Roy - 1876 - 436 หน้า
...every shaft an approved safety-gate, and also an approved safety-spring on the top of every slope, and an adequate brake shall be attached to every drum...lowering or raising persons in all shafts or slopes. SEC. 11. No owner or agent of any coal mine operated by a shaft or slope shall place in charge of any... | |
 | Ohio - 1879 - 1232 หน้า
...used for lowering and hoisting persons, and in the top of every shaft an improved safety-gate, and ich bond, with his oath of office and the approval...indorsed thereon, shall be deposited with the treasurer [71 V. 21, § 10.] Competent en- §EC 3QQ. No owner or agent of any coal mine operated by a shaft gmeers... | |
 | Iowa - 1880 - 750 หน้า
...every shaft an approved safety-gate; and also an approved safety spring on the top of every slope; and an adequate brake shall be attached to every drum...lowering or raising persons in all shafts or slopes, and a trail shall be attached to every car used on a slope; all of said appliances to be subject to the... | |
 | Iowa - 1880 - 300 หน้า
...every shaft an approved safety-gate; and also an approved safety-spring on the top of every slope, and an adequate brake shall be attached to every drum or machine used for raising or lowering persons in all shafts or slopes, and a trail shall be attached to every car used... | |
 | Missouri. Dept. of Labor and Industrial Inspection - 1881 - 294 หน้า
...approved safety gate, also an approved safety spring on the top of every slope, and an adequate break shall be attached to every drum or machine used for lowering or raising persons into or out of all shafts or slopes, and also a proper indicator (in addition to any mark on the rope),... | |
 | Iowa. General Assembly - 1882 - 700 หน้า
...of every shaft an approved safetygate and also approved safety-spring on the top of every slope, and an adequate brake shall be attached to every drum or machine used for raising or lowering persons in all shafts or slopes, and a trail shall be attached to every car used... | |
 | 1885 - 606 หน้า
...every shaft an approred safety gate, and also approved safety spring on the top of every slope, and an adequate brake shall be attached to every drum or machine used for raising or lowering persons in all shafts or slopes, and a trail shall be attached to every train used... | |
 | 1883 - 340 หน้า
...every shaft an approved safetygate, and also approved safety-spring on the top of every slope, and an adequate brake shall be attached to every drum or machine used for raising or lowering persons in all shafts or slopes, and a trail shall be attached to every car used... | |
| |
... and an adequate brake shall be attached to every drum or machine used for... 
