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Actions	Details Remove from selection Add to selection Title Copies of patent specifications for several switches Reference UK0108 NAEST 052/8 Date 1908-1923 Scope and Content Specifications for improvements in electric switches, by J A Crabtree and others. Physical description Number of pieces: 5 Language English. Persons keyword Shipbuilding and Engineering Company Ltd Thames Iron Works, The Benjamin Electric Ltd, Flood Walter Herbert, Benjamin Reuben Berkeley Subject Patents, Switchgear, Control equipment, Switches Conditions governing access Open Level of description file Hierarchy browser 110000001 NATIONAL ARCHIVE FOR ELECTRICAL SCIENCE AND TECHNOLOGY contains 322 parts UK0108 NAEST 052 Papers of J A Crabtree and Co. Ltd contains 59 parts UK0108 NAEST 052/8 Copies of patent specifications for several switches contains 5 parts

Title
Copies of patent specifications for several switches
Reference
UK0108 NAEST 052/8
Date
1908-1923
Scope and Content
Specifications for improvements in electric switches, by J A Crabtree and others.
Physical description
Number of pieces: 5
Language
English.
Persons keyword
Shipbuilding and Engineering Company Ltd Thames Iron Works, The Benjamin Electric Ltd, Flood Walter Herbert, Benjamin Reuben Berkeley
Subject
Patents, Switchgear, Control equipment, Switches
Conditions governing access
Open
Level of description
file

Details