nyc engineer crane lift plan crane engineering

230000015556 catabolic process Effects 0.000 description 4.229910000831 Steel Inorganic materials 0.000 description 4.XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6.238000003379 elimination reaction Methods 0.000 claims abstract description 6.230000001276 controlling effect Effects 0.000 claims abstract description 6.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority claimed from US45590310P external-priority Application filed by Individual filed Critical Individual Priority to US13/881,860 priority Critical patent/US20130284688A1/en Publication of US20130284688A1 publication Critical patent/US20130284688A1/en Status Abandoned legal-status Critical Current Links Original Assignee Individual Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Abandoned Application number US13/881,860 Inventor Michael Narcisco Current Assignee (The listed assignees may be inaccurate. Google Patents US20130284688A1 - Portable derrick system, apparatus & methods US20130284688A1 - Portable derrick system, apparatus & methods

Nyc engineer crane lift plan crane engineering