| 摘要 |
PROBLEM TO BE SOLVED: To provide a double window glass structure which enables exact vacuum drawing and inert gas replacement of an airtight space with good workability and without requiring a complicated gas injection structure, and has a good appearance.SOLUTION: A release paper 54 is stuck to a part of a surface of an adhesive layer 18 bonded to one surface 20B of an auxiliary plate glass 20, and a gas injection pipe (gas entering/exiting pipe) 50 which communicates with an airtight space 22 is drawably inserted between the release paper 54 and the one surface 20B of the auxiliary plate glass 20. |
