| 11. | The angle iron-framed car weighed and used Concord springs.
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| 12. | Horizontal angle irons were attached to carry the ends of the floor and ceiling joists.
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| 13. | Its construction is simple, of flat wrought iron plates, joined by rivets and angle iron.
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| 14. | If these angle irons are broken, they can be removed and new ones tapped in place.
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| 15. | A rail-guided system consists of angle iron bolted to the floor down the length of each row.
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| 16. | You should be able to buy such angle irons at lumber stores, hardware stores or aluminum fabricators.
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| 17. | A two-speed transmission was fitted, and the angle iron-framed car weighed 1650 lb ( 748 kg ).
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| 18. | The sides and top are planked and the corners were covered with boiler plate and angle irons.
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| 19. | In 1894, Hennessy applied for a patent on " ash barrels " that had reinforced angle iron bottoms.
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| 20. | Most Franklins were wood-framed, although the very first model in 1902 was constructed from an angle iron frame.
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