| • light pen tracking | |
| प्रकाश: allegation beacon lightness luminosity | |
| लेखनी: fountain pen pen pencil stylus ball pen | |
प्रकाश लेखनी अनुरेखन अंग्रेज़ी में
[ prakash lekhani anurekhan ]
| • light pen tracking | |
| प्रकाश: allegation beacon lightness luminosity | |
| लेखनी: fountain pen pen pencil stylus ball pen | |
