×

Solar battery unit and solar battery apparatus

  • US 6,346,669 B1
  • Filed: 07/28/2000
  • Issued: 02/12/2002
  • Est. Priority Date: 07/08/1998
  • Status: Expired due to Fees
First Claim
Patent Images

1. A solar battery unit comprising:

  • a void column, wherein at least a part of the circumferential surfaces of said void column is formed as a light-receiving surface provided with a solar battery that is attached to a frame to close an opening from inside said void column.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×