New Jersey. Department of Labor and Industry2025-04-092025-04-091951-01-01NJ KA8 L1 M4 1952https://hdl.handle.net/10929/145726"Labor Division, Mechanical Engineering Bureau." "Amending and supplementing revision of January 1, 1951, Approved June 10, 1952." "Originally approved June 1, 1931." "Effective July 1, 1952."en-USThe organization that has made the Item available reasonably believes that the Item is not restricted by copyright or related rights, but a conclusive determination could not be made. Please refer to the organization that has made the Item available for more information. You are free to use this Item in any way that is permitted by the copyright and related rights legislation that applies to your use.New JerseyPressure vesselsPressure vessels - Law and legislationPressure vessels - Safety regulationsIndustrial safetyState Publication