[
 {
  "creation": "2013-02-22 01:27:51", 
  "docstatus": 0, 
  "modified": "2013-03-07 07:03:21", 
  "modified_by": "Administrator", 
  "owner": "Administrator"
 }, 
 {
  "autoname": "IID/.#####", 
  "doctype": "DocType", 
  "istable": 1, 
  "module": "Selling", 
  "name": "__common__"
 }, 
 {
  "doctype": "DocField", 
  "name": "__common__", 
  "parent": "Installation Note Item", 
  "parentfield": "fields", 
  "parenttype": "DocType", 
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 }, 
 {
  "doctype": "DocType", 
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 }, 
 {
  "doctype": "DocField", 
  "fieldname": "item_code", 
  "fieldtype": "Link", 
  "label": "Item Code", 
  "oldfieldname": "item_code", 
  "oldfieldtype": "Link", 
  "options": "Item", 
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 }, 
 {
  "doctype": "DocField", 
  "fieldname": "description", 
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  "label": "Description", 
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  "oldfieldtype": "Data", 
  "print_width": "300px", 
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  "width": "300px"
 }, 
 {
  "doctype": "DocField", 
  "fieldname": "prevdoc_date", 
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  "label": "Delivery Date", 
  "oldfieldname": "prevdoc_date", 
  "oldfieldtype": "Date", 
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 }, 
 {
  "doctype": "DocField", 
  "fieldname": "serial_no", 
  "fieldtype": "Small Text", 
  "label": "Serial No", 
  "oldfieldname": "serial_no", 
  "oldfieldtype": "Small Text", 
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 }, 
 {
  "doctype": "DocField", 
  "fieldname": "prevdoc_detail_docname", 
  "fieldtype": "Data", 
  "hidden": 1, 
  "label": "Against Document Detail No", 
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 }, 
 {
  "doctype": "DocField", 
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 }, 
 {
  "doctype": "DocField", 
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 }, 
 {
  "doctype": "DocField", 
  "fieldname": "qty", 
  "fieldtype": "Float", 
  "label": "Installed Qty", 
  "oldfieldname": "qty", 
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 }
]